Home / 461,426.20-692,139.30-124,466.20

Finding the Fourth Proportional to 461,426.20, 692,139.30 and 124,466.20

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Solution

The fourth proportional to 461,426.20, 692,139.30 and 124,466.20 is: 186,699.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,426.20 : 692,139.30 = 124,466.20 : x
  2. Step 2: Convert to fraction form
    461,426.20/692,139.30 = 124,466.20/x
  3. Step 3: Cross multiply
    461,426.20x = 692,139.30 × 124,466.20
  4. Step 4: Simplify right side
    461,426.20x = 86,147,948,541.66
  5. Step 5: Solve for x
    x = 86,147,948,541.66/461,426.20
  6. Step 6: Final answer
    x = 186,699.30

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Double scale
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Similar ratio
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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.