Home / 256,444.28-384,545.63-149,859.02

Finding the Fourth Proportional to 256,444.28, 384,545.63 and 149,859.02

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Solution

The fourth proportional to 256,444.28, 384,545.63 and 149,859.02 is: 224,717.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,444.28 : 384,545.63 = 149,859.02 : x
  2. Step 2: Convert to fraction form
    256,444.28/384,545.63 = 149,859.02/x
  3. Step 3: Cross multiply
    256,444.28x = 384,545.63 × 149,859.02
  4. Step 4: Simplify right side
    256,444.28x = 57,627,628,585.06
  5. Step 5: Solve for x
    x = 57,627,628,585.06/256,444.28
  6. Step 6: Final answer
    x = 224,717.94

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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.