Home / 1,088,045.10-1,631,484.45-456,245.10

Finding the Fourth Proportional to 1,088,045.10, 1,631,484.45 and 456,245.10

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Solution

The fourth proportional to 1,088,045.10, 1,631,484.45 and 456,245.10 is: 684,123.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,045.10 : 1,631,484.45 = 456,245.10 : x
  2. Step 2: Convert to fraction form
    1,088,045.10/1,631,484.45 = 456,245.10/x
  3. Step 3: Cross multiply
    1,088,045.10x = 1,631,484.45 × 456,245.10
  4. Step 4: Simplify right side
    1,088,045.10x = 744,356,786,038.70
  5. Step 5: Solve for x
    x = 744,356,786,038.70/1,088,045.10
  6. Step 6: Final answer
    x = 684,123.10

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.