Home / 451,436.96-677,467.04-155,948.96

Finding the Fourth Proportional to 451,436.96, 677,467.04 and 155,948.96

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Solution

The fourth proportional to 451,436.96, 677,467.04 and 155,948.96 is: 234,031.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,436.96 : 677,467.04 = 155,948.96 : x
  2. Step 2: Convert to fraction form
    451,436.96/677,467.04 = 155,948.96/x
  3. Step 3: Cross multiply
    451,436.96x = 677,467.04 × 155,948.96
  4. Step 4: Simplify right side
    451,436.96x = 105,650,280,322.28
  5. Step 5: Solve for x
    x = 105,650,280,322.28/451,436.96
  6. Step 6: Final answer
    x = 234,031.08

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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.