Home / 318,526.47-477,616.77-158,250.96

Finding the Fourth Proportional to 318,526.47, 477,616.77 and 158,250.96

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Solution

The fourth proportional to 318,526.47, 477,616.77 and 158,250.96 is: 237,290.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,526.47 : 477,616.77 = 158,250.96 : x
  2. Step 2: Convert to fraction form
    318,526.47/477,616.77 = 158,250.96/x
  3. Step 3: Cross multiply
    318,526.47x = 477,616.77 × 158,250.96
  4. Step 4: Simplify right side
    318,526.47x = 75,583,312,364.60
  5. Step 5: Solve for x
    x = 75,583,312,364.60/318,526.47
  6. Step 6: Final answer
    x = 237,290.52

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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.