Home / 871,475.55-1,307,423.48-302,773.87

Finding the Fourth Proportional to 871,475.55, 1,307,423.48 and 302,773.87

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Solution

The fourth proportional to 871,475.55, 1,307,423.48 and 302,773.87 is: 454,233.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,475.55 : 1,307,423.48 = 302,773.87 : x
  2. Step 2: Convert to fraction form
    871,475.55/1,307,423.48 = 302,773.87/x
  3. Step 3: Cross multiply
    871,475.55x = 1,307,423.48 × 302,773.87
  4. Step 4: Simplify right side
    871,475.55x = 395,853,666,888.88
  5. Step 5: Solve for x
    x = 395,853,666,888.88/871,475.55
  6. Step 6: Final answer
    x = 454,233.82

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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.