Home / 448,884.24-619,458.92-247,680.40

Finding the Fourth Proportional to 448,884.24, 619,458.92 and 247,680.40

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Solution

The fourth proportional to 448,884.24, 619,458.92 and 247,680.40 is: 341,798.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,884.24 : 619,458.92 = 247,680.40 : x
  2. Step 2: Convert to fraction form
    448,884.24/619,458.92 = 247,680.40/x
  3. Step 3: Cross multiply
    448,884.24x = 619,458.92 × 247,680.40
  4. Step 4: Simplify right side
    448,884.24x = 153,427,833,089.17
  5. Step 5: Solve for x
    x = 153,427,833,089.17/448,884.24
  6. Step 6: Final answer
    x = 341,798.22

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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.