Home / 747,978.84-1,121,960.16-597,513.24

Finding the Fourth Proportional to 747,978.84, 1,121,960.16 and 597,513.24

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Solution

The fourth proportional to 747,978.84, 1,121,960.16 and 597,513.24 is: 896,263.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,978.84 : 1,121,960.16 = 597,513.24 : x
  2. Step 2: Convert to fraction form
    747,978.84/1,121,960.16 = 597,513.24/x
  3. Step 3: Cross multiply
    747,978.84x = 1,121,960.16 × 597,513.24
  4. Step 4: Simplify right side
    747,978.84x = 670,386,050,352.52
  5. Step 5: Solve for x
    x = 670,386,050,352.52/747,978.84
  6. Step 6: Final answer
    x = 896,263.39

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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.