Home / 1,007,737.20-1,511,605.80-297,788.40

Finding the Fourth Proportional to 1,007,737.20, 1,511,605.80 and 297,788.40

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Solution

The fourth proportional to 1,007,737.20, 1,511,605.80 and 297,788.40 is: 446,682.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,737.20 : 1,511,605.80 = 297,788.40 : x
  2. Step 2: Convert to fraction form
    1,007,737.20/1,511,605.80 = 297,788.40/x
  3. Step 3: Cross multiply
    1,007,737.20x = 1,511,605.80 × 297,788.40
  4. Step 4: Simplify right side
    1,007,737.20x = 450,138,672,612.72
  5. Step 5: Solve for x
    x = 450,138,672,612.72/1,007,737.20
  6. Step 6: Final answer
    x = 446,682.60

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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.