Home / 747,080.66-1,114,794.10-666,565.14

Finding the Fourth Proportional to 747,080.66, 1,114,794.10 and 666,565.14

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Solution

The fourth proportional to 747,080.66, 1,114,794.10 and 666,565.14 is: 994,648.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,080.66 : 1,114,794.10 = 666,565.14 : x
  2. Step 2: Convert to fraction form
    747,080.66/1,114,794.10 = 666,565.14/x
  3. Step 3: Cross multiply
    747,080.66x = 1,114,794.10 × 666,565.14
  4. Step 4: Simplify right side
    747,080.66x = 743,082,885,337.67
  5. Step 5: Solve for x
    x = 743,082,885,337.67/747,080.66
  6. Step 6: Final answer
    x = 994,648.80

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.