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Finding the Fourth Proportional to 366,679.70, 549,701.51 and 141,885.41

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Solution

The fourth proportional to 366,679.70, 549,701.51 and 141,885.41 is: 212,705.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,679.70 : 549,701.51 = 141,885.41 : x
  2. Step 2: Convert to fraction form
    366,679.70/549,701.51 = 141,885.41/x
  3. Step 3: Cross multiply
    366,679.70x = 549,701.51 × 141,885.41
  4. Step 4: Simplify right side
    366,679.70x = 77,994,620,666.03
  5. Step 5: Solve for x
    x = 77,994,620,666.03/366,679.70
  6. Step 6: Final answer
    x = 212,705.04

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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.