Home / 963,181.46-1,329,079.38-555,280.04

Finding the Fourth Proportional to 963,181.46, 1,329,079.38 and 555,280.04

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Solution

The fourth proportional to 963,181.46, 1,329,079.38 and 555,280.04 is: 766,222.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,181.46 : 1,329,079.38 = 555,280.04 : x
  2. Step 2: Convert to fraction form
    963,181.46/1,329,079.38 = 555,280.04/x
  3. Step 3: Cross multiply
    963,181.46x = 1,329,079.38 × 555,280.04
  4. Step 4: Simplify right side
    963,181.46x = 738,011,251,289.58
  5. Step 5: Solve for x
    x = 738,011,251,289.58/963,181.46
  6. Step 6: Final answer
    x = 766,222.44

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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.