Home / 931,897.98-1,397,848.38-283,479.88

Finding the Fourth Proportional to 931,897.98, 1,397,848.38 and 283,479.88

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Solution

The fourth proportional to 931,897.98, 1,397,848.38 and 283,479.88 is: 425,220.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,897.98 : 1,397,848.38 = 283,479.88 : x
  2. Step 2: Convert to fraction form
    931,897.98/1,397,848.38 = 283,479.88/x
  3. Step 3: Cross multiply
    931,897.98x = 1,397,848.38 × 283,479.88
  4. Step 4: Simplify right side
    931,897.98x = 396,261,891,020.59
  5. Step 5: Solve for x
    x = 396,261,891,020.59/931,897.98
  6. Step 6: Final answer
    x = 425,220.25

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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.