Home / 747,060.60-1,120,590.90-186,095.10

Finding the Fourth Proportional to 747,060.60, 1,120,590.90 and 186,095.10

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Solution

The fourth proportional to 747,060.60, 1,120,590.90 and 186,095.10 is: 279,142.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,060.60 : 1,120,590.90 = 186,095.10 : x
  2. Step 2: Convert to fraction form
    747,060.60/1,120,590.90 = 186,095.10/x
  3. Step 3: Cross multiply
    747,060.60x = 1,120,590.90 × 186,095.10
  4. Step 4: Simplify right side
    747,060.60x = 208,536,475,594.59
  5. Step 5: Solve for x
    x = 208,536,475,594.59/747,060.60
  6. Step 6: Final answer
    x = 279,142.65

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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.