Home / 887,397.14-1,224,858.90-524,947.06

Finding the Fourth Proportional to 887,397.14, 1,224,858.90 and 524,947.06

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Solution

The fourth proportional to 887,397.14, 1,224,858.90 and 524,947.06 is: 724,575.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,397.14 : 1,224,858.90 = 524,947.06 : x
  2. Step 2: Convert to fraction form
    887,397.14/1,224,858.90 = 524,947.06/x
  3. Step 3: Cross multiply
    887,397.14x = 1,224,858.90 × 524,947.06
  4. Step 4: Simplify right side
    887,397.14x = 642,986,078,469.83
  5. Step 5: Solve for x
    x = 642,986,078,469.83/887,397.14
  6. Step 6: Final answer
    x = 724,575.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.