Home / 563,312.27-845,184.17-338,831.71

Finding the Fourth Proportional to 563,312.27, 845,184.17 and 338,831.71

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Solution

The fourth proportional to 563,312.27, 845,184.17 and 338,831.71 is: 508,377.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,312.27 : 845,184.17 = 338,831.71 : x
  2. Step 2: Convert to fraction form
    563,312.27/845,184.17 = 338,831.71/x
  3. Step 3: Cross multiply
    563,312.27x = 845,184.17 × 338,831.71
  4. Step 4: Simplify right side
    563,312.27x = 286,375,196,320.15
  5. Step 5: Solve for x
    x = 286,375,196,320.15/563,312.27
  6. Step 6: Final answer
    x = 508,377.34

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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.