Home / 448,017.24-672,157.20-132,482.40

Finding the Fourth Proportional to 448,017.24, 672,157.20 and 132,482.40

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Solution

The fourth proportional to 448,017.24, 672,157.20 and 132,482.40 is: 198,762.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,017.24 : 672,157.20 = 132,482.40 : x
  2. Step 2: Convert to fraction form
    448,017.24/672,157.20 = 132,482.40/x
  3. Step 3: Cross multiply
    448,017.24x = 672,157.20 × 132,482.40
  4. Step 4: Simplify right side
    448,017.24x = 89,048,999,033.28
  5. Step 5: Solve for x
    x = 89,048,999,033.28/448,017.24
  6. Step 6: Final answer
    x = 198,762.44

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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.