Home / 582,523.20-873,784.80-498,542.40

Finding the Fourth Proportional to 582,523.20, 873,784.80 and 498,542.40

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Solution

The fourth proportional to 582,523.20, 873,784.80 and 498,542.40 is: 747,813.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,523.20 : 873,784.80 = 498,542.40 : x
  2. Step 2: Convert to fraction form
    582,523.20/873,784.80 = 498,542.40/x
  3. Step 3: Cross multiply
    582,523.20x = 873,784.80 × 498,542.40
  4. Step 4: Simplify right side
    582,523.20x = 435,618,771,275.52
  5. Step 5: Solve for x
    x = 435,618,771,275.52/582,523.20
  6. Step 6: Final answer
    x = 747,813.60

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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.