Home / 1,125,313.52-1,687,970.30-337,345.52

Finding the Fourth Proportional to 1,125,313.52, 1,687,970.30 and 337,345.52

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Solution

The fourth proportional to 1,125,313.52, 1,687,970.30 and 337,345.52 is: 506,018.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,313.52 : 1,687,970.30 = 337,345.52 : x
  2. Step 2: Convert to fraction form
    1,125,313.52/1,687,970.30 = 337,345.52/x
  3. Step 3: Cross multiply
    1,125,313.52x = 1,687,970.30 × 337,345.52
  4. Step 4: Simplify right side
    1,125,313.52x = 569,429,218,598.06
  5. Step 5: Solve for x
    x = 569,429,218,598.06/1,125,313.52
  6. Step 6: Final answer
    x = 506,018.29

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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.