Home / 1,064,705.10-1,596,474.45-432,905.10

Finding the Fourth Proportional to 1,064,705.10, 1,596,474.45 and 432,905.10

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Solution

The fourth proportional to 1,064,705.10, 1,596,474.45 and 432,905.10 is: 649,120.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,705.10 : 1,596,474.45 = 432,905.10 : x
  2. Step 2: Convert to fraction form
    1,064,705.10/1,596,474.45 = 432,905.10/x
  3. Step 3: Cross multiply
    1,064,705.10x = 1,596,474.45 × 432,905.10
  4. Step 4: Simplify right side
    1,064,705.10x = 691,121,931,424.70
  5. Step 5: Solve for x
    x = 691,121,931,424.70/1,064,705.10
  6. Step 6: Final answer
    x = 649,120.52

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Double scale
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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.