Home / 532,278.83-734,535.30-302,831.17

Finding the Fourth Proportional to 532,278.83, 734,535.30 and 302,831.17

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Solution

The fourth proportional to 532,278.83, 734,535.30 and 302,831.17 is: 417,901.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,278.83 : 734,535.30 = 302,831.17 : x
  2. Step 2: Convert to fraction form
    532,278.83/734,535.30 = 302,831.17/x
  3. Step 3: Cross multiply
    532,278.83x = 734,535.30 × 302,831.17
  4. Step 4: Simplify right side
    532,278.83x = 222,440,187,736.34
  5. Step 5: Solve for x
    x = 222,440,187,736.34/532,278.83
  6. Step 6: Final answer
    x = 417,901.63

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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.