Home / 715,396.72-1,073,095.28-266,058.88

Finding the Fourth Proportional to 715,396.72, 1,073,095.28 and 266,058.88

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Solution

The fourth proportional to 715,396.72, 1,073,095.28 and 266,058.88 is: 399,088.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,396.72 : 1,073,095.28 = 266,058.88 : x
  2. Step 2: Convert to fraction form
    715,396.72/1,073,095.28 = 266,058.88/x
  3. Step 3: Cross multiply
    715,396.72x = 1,073,095.28 × 266,058.88
  4. Step 4: Simplify right side
    715,396.72x = 285,506,528,330.09
  5. Step 5: Solve for x
    x = 285,506,528,330.09/715,396.72
  6. Step 6: Final answer
    x = 399,088.39

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Similar ratio
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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.