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Finding the Fourth Proportional to 267,275.89, 368,831.10 and 152,560.45

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Solution

The fourth proportional to 267,275.89, 368,831.10 and 152,560.45 is: 210,527.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,275.89 : 368,831.10 = 152,560.45 : x
  2. Step 2: Convert to fraction form
    267,275.89/368,831.10 = 152,560.45/x
  3. Step 3: Cross multiply
    267,275.89x = 368,831.10 × 152,560.45
  4. Step 4: Simplify right side
    267,275.89x = 56,269,038,590.00
  5. Step 5: Solve for x
    x = 56,269,038,590.00/267,275.89
  6. Step 6: Final answer
    x = 210,527.93

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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.