Home / 672,016.30-1,008,024.45-656,464.30

Finding the Fourth Proportional to 672,016.30, 1,008,024.45 and 656,464.30

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Solution

The fourth proportional to 672,016.30, 1,008,024.45 and 656,464.30 is: 984,696.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,016.30 : 1,008,024.45 = 656,464.30 : x
  2. Step 2: Convert to fraction form
    672,016.30/1,008,024.45 = 656,464.30/x
  3. Step 3: Cross multiply
    672,016.30x = 1,008,024.45 × 656,464.30
  4. Step 4: Simplify right side
    672,016.30x = 661,732,064,952.14
  5. Step 5: Solve for x
    x = 661,732,064,952.14/672,016.30
  6. Step 6: Final answer
    x = 984,696.45

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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.