Home / 792,098.52-1,186,426.80-487,564.44

Finding the Fourth Proportional to 792,098.52, 1,186,426.80 and 487,564.44

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Solution

The fourth proportional to 792,098.52, 1,186,426.80 and 487,564.44 is: 730,287.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,098.52 : 1,186,426.80 = 487,564.44 : x
  2. Step 2: Convert to fraction form
    792,098.52/1,186,426.80 = 487,564.44/x
  3. Step 3: Cross multiply
    792,098.52x = 1,186,426.80 × 487,564.44
  4. Step 4: Simplify right side
    792,098.52x = 578,459,518,342.99
  5. Step 5: Solve for x
    x = 578,459,518,342.99/792,098.52
  6. Step 6: Final answer
    x = 730,287.34

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1.5x scale

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.