Home / 992,817.06-1,488,979.55-282,851.25

Finding the Fourth Proportional to 992,817.06, 1,488,979.55 and 282,851.25

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Solution

The fourth proportional to 992,817.06, 1,488,979.55 and 282,851.25 is: 424,206.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,817.06 : 1,488,979.55 = 282,851.25 : x
  2. Step 2: Convert to fraction form
    992,817.06/1,488,979.55 = 282,851.25/x
  3. Step 3: Cross multiply
    992,817.06x = 1,488,979.55 × 282,851.25
  4. Step 4: Simplify right side
    992,817.06x = 421,159,725,527.68
  5. Step 5: Solve for x
    x = 421,159,725,527.68/992,817.06
  6. Step 6: Final answer
    x = 424,206.78

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1.5x scale

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.