Home / 448,129.62-618,411.08-244,182.21

Finding the Fourth Proportional to 448,129.62, 618,411.08 and 244,182.21

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Solution

The fourth proportional to 448,129.62, 618,411.08 and 244,182.21 is: 336,967.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,129.62 : 618,411.08 = 244,182.21 : x
  2. Step 2: Convert to fraction form
    448,129.62/618,411.08 = 244,182.21/x
  3. Step 3: Cross multiply
    448,129.62x = 618,411.08 × 244,182.21
  4. Step 4: Simplify right side
    448,129.62x = 151,004,982,981.98
  5. Step 5: Solve for x
    x = 151,004,982,981.98/448,129.62
  6. Step 6: Final answer
    x = 336,967.20

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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.