Home / 992,248.64-1,486,661.12-543,292.64

Finding the Fourth Proportional to 992,248.64, 1,486,661.12 and 543,292.64

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Solution

The fourth proportional to 992,248.64, 1,486,661.12 and 543,292.64 is: 814,001.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,248.64 : 1,486,661.12 = 543,292.64 : x
  2. Step 2: Convert to fraction form
    992,248.64/1,486,661.12 = 543,292.64/x
  3. Step 3: Cross multiply
    992,248.64x = 1,486,661.12 × 543,292.64
  4. Step 4: Simplify right side
    992,248.64x = 807,692,044,670.16
  5. Step 5: Solve for x
    x = 807,692,044,670.16/992,248.64
  6. Step 6: Final answer
    x = 814,001.66

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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.