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Finding the Fourth Proportional to 827,950.60, 1,241,925.90 and 473,656.60

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Solution

The fourth proportional to 827,950.60, 1,241,925.90 and 473,656.60 is: 710,484.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,950.60 : 1,241,925.90 = 473,656.60 : x
  2. Step 2: Convert to fraction form
    827,950.60/1,241,925.90 = 473,656.60/x
  3. Step 3: Cross multiply
    827,950.60x = 1,241,925.90 × 473,656.60
  4. Step 4: Simplify right side
    827,950.60x = 588,246,399,245.94
  5. Step 5: Solve for x
    x = 588,246,399,245.94/827,950.60
  6. Step 6: Final answer
    x = 710,484.90

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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.