Home / 713,534.31-1,068,201.95-476,288.55

Finding the Fourth Proportional to 713,534.31, 1,068,201.95 and 476,288.55

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Solution

The fourth proportional to 713,534.31, 1,068,201.95 and 476,288.55 is: 713,031.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,534.31 : 1,068,201.95 = 476,288.55 : x
  2. Step 2: Convert to fraction form
    713,534.31/1,068,201.95 = 476,288.55/x
  3. Step 3: Cross multiply
    713,534.31x = 1,068,201.95 × 476,288.55
  4. Step 4: Simplify right side
    713,534.31x = 508,772,355,491.23
  5. Step 5: Solve for x
    x = 508,772,355,491.23/713,534.31
  6. Step 6: Final answer
    x = 713,031.38

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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.