Home / 651,632.02-899,252.16-396,983.02

Finding the Fourth Proportional to 651,632.02, 899,252.16 and 396,983.02

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Solution

The fourth proportional to 651,632.02, 899,252.16 and 396,983.02 is: 547,836.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,632.02 : 899,252.16 = 396,983.02 : x
  2. Step 2: Convert to fraction form
    651,632.02/899,252.16 = 396,983.02/x
  3. Step 3: Cross multiply
    651,632.02x = 899,252.16 × 396,983.02
  4. Step 4: Simplify right side
    651,632.02x = 356,987,838,218.32
  5. Step 5: Solve for x
    x = 356,987,838,218.32/651,632.02
  6. Step 6: Final answer
    x = 547,836.55

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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.