Home / 672,246.90-1,007,981.55-251,565.30

Finding the Fourth Proportional to 672,246.90, 1,007,981.55 and 251,565.30

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Solution

The fourth proportional to 672,246.90, 1,007,981.55 and 251,565.30 is: 377,202.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,246.90 : 1,007,981.55 = 251,565.30 : x
  2. Step 2: Convert to fraction form
    672,246.90/1,007,981.55 = 251,565.30/x
  3. Step 3: Cross multiply
    672,246.90x = 1,007,981.55 × 251,565.30
  4. Step 4: Simplify right side
    672,246.90x = 253,573,181,020.22
  5. Step 5: Solve for x
    x = 253,573,181,020.22/672,246.90
  6. Step 6: Final answer
    x = 377,202.45

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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.