Home / 383,154.12-574,695.72-180,703.80

Finding the Fourth Proportional to 383,154.12, 574,695.72 and 180,703.80

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Solution

The fourth proportional to 383,154.12, 574,695.72 and 180,703.80 is: 271,038.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,154.12 : 574,695.72 = 180,703.80 : x
  2. Step 2: Convert to fraction form
    383,154.12/574,695.72 = 180,703.80/x
  3. Step 3: Cross multiply
    383,154.12x = 574,695.72 × 180,703.80
  4. Step 4: Simplify right side
    383,154.12x = 103,849,700,447.74
  5. Step 5: Solve for x
    x = 103,849,700,447.74/383,154.12
  6. Step 6: Final answer
    x = 271,038.98

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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.