Home / 334,431.10-501,646.65-156,956.05

Finding the Fourth Proportional to 334,431.10, 501,646.65 and 156,956.05

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Solution

The fourth proportional to 334,431.10, 501,646.65 and 156,956.05 is: 235,434.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,431.10 : 501,646.65 = 156,956.05 : x
  2. Step 2: Convert to fraction form
    334,431.10/501,646.65 = 156,956.05/x
  3. Step 3: Cross multiply
    334,431.10x = 501,646.65 × 156,956.05
  4. Step 4: Simplify right side
    334,431.10x = 78,736,476,679.73
  5. Step 5: Solve for x
    x = 78,736,476,679.73/334,431.10
  6. Step 6: Final answer
    x = 235,434.08

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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.