Home / 782,239.02-1,173,358.52-503,527.74

Finding the Fourth Proportional to 782,239.02, 1,173,358.52 and 503,527.74

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Solution

The fourth proportional to 782,239.02, 1,173,358.52 and 503,527.74 is: 755,291.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,239.02 : 1,173,358.52 = 503,527.74 : x
  2. Step 2: Convert to fraction form
    782,239.02/1,173,358.52 = 503,527.74/x
  3. Step 3: Cross multiply
    782,239.02x = 1,173,358.52 × 503,527.74
  4. Step 4: Simplify right side
    782,239.02x = 590,818,563,785.35
  5. Step 5: Solve for x
    x = 590,818,563,785.35/782,239.02
  6. Step 6: Final answer
    x = 755,291.60

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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.