Home / 992,817.56-1,488,980.30-282,851.74

Finding the Fourth Proportional to 992,817.56, 1,488,980.30 and 282,851.74

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Solution

The fourth proportional to 992,817.56, 1,488,980.30 and 282,851.74 is: 424,207.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,817.56 : 1,488,980.30 = 282,851.74 : x
  2. Step 2: Convert to fraction form
    992,817.56/1,488,980.30 = 282,851.74/x
  3. Step 3: Cross multiply
    992,817.56x = 1,488,980.30 × 282,851.74
  4. Step 4: Simplify right side
    992,817.56x = 421,160,668,680.72
  5. Step 5: Solve for x
    x = 421,160,668,680.72/992,817.56
  6. Step 6: Final answer
    x = 424,207.51

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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.