Home / 677,587.10-1,015,025.57-407,566.10

Finding the Fourth Proportional to 677,587.10, 1,015,025.57 and 407,566.10

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Solution

The fourth proportional to 677,587.10, 1,015,025.57 and 407,566.10 is: 610,534.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,587.10 : 1,015,025.57 = 407,566.10 : x
  2. Step 2: Convert to fraction form
    677,587.10/1,015,025.57 = 407,566.10/x
  3. Step 3: Cross multiply
    677,587.10x = 1,015,025.57 × 407,566.10
  4. Step 4: Simplify right side
    677,587.10x = 413,690,013,464.91
  5. Step 5: Solve for x
    x = 413,690,013,464.91/677,587.10
  6. Step 6: Final answer
    x = 610,534.08

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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.