Home / 710,052.27-1,065,607.40-521,001.16

Finding the Fourth Proportional to 710,052.27, 1,065,607.40 and 521,001.16

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Solution

The fourth proportional to 710,052.27, 1,065,607.40 and 521,001.16 is: 781,889.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,052.27 : 1,065,607.40 = 521,001.16 : x
  2. Step 2: Convert to fraction form
    710,052.27/1,065,607.40 = 521,001.16/x
  3. Step 3: Cross multiply
    710,052.27x = 1,065,607.40 × 521,001.16
  4. Step 4: Simplify right side
    710,052.27x = 555,182,691,504.58
  5. Step 5: Solve for x
    x = 555,182,691,504.58/710,052.27
  6. Step 6: Final answer
    x = 781,889.89

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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.