Home / 448,366.50-618,733.38-244,421.40

Finding the Fourth Proportional to 448,366.50, 618,733.38 and 244,421.40

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Solution

The fourth proportional to 448,366.50, 618,733.38 and 244,421.40 is: 337,294.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,366.50 : 618,733.38 = 244,421.40 : x
  2. Step 2: Convert to fraction form
    448,366.50/618,733.38 = 244,421.40/x
  3. Step 3: Cross multiply
    448,366.50x = 618,733.38 × 244,421.40
  4. Step 4: Simplify right side
    448,366.50x = 151,231,678,966.33
  5. Step 5: Solve for x
    x = 151,231,678,966.33/448,366.50
  6. Step 6: Final answer
    x = 337,294.78

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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.