Home / 743,260.05-1,025,842.71-484,688.10

Finding the Fourth Proportional to 743,260.05, 1,025,842.71 and 484,688.10

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Solution

The fourth proportional to 743,260.05, 1,025,842.71 and 484,688.10 is: 668,963.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,260.05 : 1,025,842.71 = 484,688.10 : x
  2. Step 2: Convert to fraction form
    743,260.05/1,025,842.71 = 484,688.10/x
  3. Step 3: Cross multiply
    743,260.05x = 1,025,842.71 × 484,688.10
  4. Step 4: Simplify right side
    743,260.05x = 497,213,754,008.75
  5. Step 5: Solve for x
    x = 497,213,754,008.75/743,260.05
  6. Step 6: Final answer
    x = 668,963.38

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.