Home / 369,330.04-509,385.54-267,370.48

Finding the Fourth Proportional to 369,330.04, 509,385.54 and 267,370.48

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Solution

The fourth proportional to 369,330.04, 509,385.54 and 267,370.48 is: 368,761.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,330.04 : 509,385.54 = 267,370.48 : x
  2. Step 2: Convert to fraction form
    369,330.04/509,385.54 = 267,370.48/x
  3. Step 3: Cross multiply
    369,330.04x = 509,385.54 × 267,370.48
  4. Step 4: Simplify right side
    369,330.04x = 136,194,656,334.86
  5. Step 5: Solve for x
    x = 136,194,656,334.86/369,330.04
  6. Step 6: Final answer
    x = 368,761.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.