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Finding the Fourth Proportional to 364,032.19, 546,294.28 and 127,376.92

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Solution

The fourth proportional to 364,032.19, 546,294.28 and 127,376.92 is: 191,151.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,032.19 : 546,294.28 = 127,376.92 : x
  2. Step 2: Convert to fraction form
    364,032.19/546,294.28 = 127,376.92/x
  3. Step 3: Cross multiply
    364,032.19x = 546,294.28 × 127,376.92
  4. Step 4: Simplify right side
    364,032.19x = 69,585,282,800.02
  5. Step 5: Solve for x
    x = 69,585,282,800.02/364,032.19
  6. Step 6: Final answer
    x = 191,151.46

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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.