Home / 739,066.20-1,108,599.30-709,541.70

Finding the Fourth Proportional to 739,066.20, 1,108,599.30 and 709,541.70

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Solution

The fourth proportional to 739,066.20, 1,108,599.30 and 709,541.70 is: 1,064,312.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,066.20 : 1,108,599.30 = 709,541.70 : x
  2. Step 2: Convert to fraction form
    739,066.20/1,108,599.30 = 709,541.70/x
  3. Step 3: Cross multiply
    739,066.20x = 1,108,599.30 × 709,541.70
  4. Step 4: Simplify right side
    739,066.20x = 786,597,431,940.81
  5. Step 5: Solve for x
    x = 786,597,431,940.81/739,066.20
  6. Step 6: Final answer
    x = 1,064,312.55

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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.