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Finding the Fourth Proportional to 334,184.80, 501,277.20 and 84,866.80

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Solution

The fourth proportional to 334,184.80, 501,277.20 and 84,866.80 is: 127,300.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,184.80 : 501,277.20 = 84,866.80 : x
  2. Step 2: Convert to fraction form
    334,184.80/501,277.20 = 84,866.80/x
  3. Step 3: Cross multiply
    334,184.80x = 501,277.20 × 84,866.80
  4. Step 4: Simplify right side
    334,184.80x = 42,541,791,876.96
  5. Step 5: Solve for x
    x = 42,541,791,876.96/334,184.80
  6. Step 6: Final answer
    x = 127,300.20

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1.5x scale

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.