Home / 743,336.30-1,025,717.06-437,345.38

Finding the Fourth Proportional to 743,336.30, 1,025,717.06 and 437,345.38

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Solution

The fourth proportional to 743,336.30, 1,025,717.06 and 437,345.38 is: 603,485.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,336.30 : 1,025,717.06 = 437,345.38 : x
  2. Step 2: Convert to fraction form
    743,336.30/1,025,717.06 = 437,345.38/x
  3. Step 3: Cross multiply
    743,336.30x = 1,025,717.06 × 437,345.38
  4. Step 4: Simplify right side
    743,336.30x = 448,592,619,753.69
  5. Step 5: Solve for x
    x = 448,592,619,753.69/743,336.30
  6. Step 6: Final answer
    x = 603,485.42

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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.