Home / 274,528.64-378,831.23-152,016.85

Finding the Fourth Proportional to 274,528.64, 378,831.23 and 152,016.85

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Solution

The fourth proportional to 274,528.64, 378,831.23 and 152,016.85 is: 209,773.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,528.64 : 378,831.23 = 152,016.85 : x
  2. Step 2: Convert to fraction form
    274,528.64/378,831.23 = 152,016.85/x
  3. Step 3: Cross multiply
    274,528.64x = 378,831.23 × 152,016.85
  4. Step 4: Simplify right side
    274,528.64x = 57,588,730,549.74
  5. Step 5: Solve for x
    x = 57,588,730,549.74/274,528.64
  6. Step 6: Final answer
    x = 209,773.12

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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.