Home / 334,764.16-501,719.28-156,878.80

Finding the Fourth Proportional to 334,764.16, 501,719.28 and 156,878.80

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Solution

The fourth proportional to 334,764.16, 501,719.28 and 156,878.80 is: 235,118.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,764.16 : 501,719.28 = 156,878.80 : x
  2. Step 2: Convert to fraction form
    334,764.16/501,719.28 = 156,878.80/x
  3. Step 3: Cross multiply
    334,764.16x = 501,719.28 × 156,878.80
  4. Step 4: Simplify right side
    334,764.16x = 78,709,118,583.26
  5. Step 5: Solve for x
    x = 78,709,118,583.26/334,764.16
  6. Step 6: Final answer
    x = 235,118.12

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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.