Home / 752,030.53-1,128,417.89-352,701.95

Finding the Fourth Proportional to 752,030.53, 1,128,417.89 and 352,701.95

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Solution

The fourth proportional to 752,030.53, 1,128,417.89 and 352,701.95 is: 529,227.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,030.53 : 1,128,417.89 = 352,701.95 : x
  2. Step 2: Convert to fraction form
    752,030.53/1,128,417.89 = 352,701.95/x
  3. Step 3: Cross multiply
    752,030.53x = 1,128,417.89 × 352,701.95
  4. Step 4: Simplify right side
    752,030.53x = 397,995,182,812.29
  5. Step 5: Solve for x
    x = 397,995,182,812.29/752,030.53
  6. Step 6: Final answer
    x = 529,227.43

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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.