Home / 677,376.80-934,882.18-432,466.20

Finding the Fourth Proportional to 677,376.80, 934,882.18 and 432,466.20

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Solution

The fourth proportional to 677,376.80, 934,882.18 and 432,466.20 is: 596,868.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,376.80 : 934,882.18 = 432,466.20 : x
  2. Step 2: Convert to fraction form
    677,376.80/934,882.18 = 432,466.20/x
  3. Step 3: Cross multiply
    677,376.80x = 934,882.18 × 432,466.20
  4. Step 4: Simplify right side
    677,376.80x = 404,304,943,832.32
  5. Step 5: Solve for x
    x = 404,304,943,832.32/677,376.80
  6. Step 6: Final answer
    x = 596,868.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.