Home / 366,281.60-549,484.43-126,330.35

Finding the Fourth Proportional to 366,281.60, 549,484.43 and 126,330.35

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Solution

The fourth proportional to 366,281.60, 549,484.43 and 126,330.35 is: 189,516.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,281.60 : 549,484.43 = 126,330.35 : x
  2. Step 2: Convert to fraction form
    366,281.60/549,484.43 = 126,330.35/x
  3. Step 3: Cross multiply
    366,281.60x = 549,484.43 × 126,330.35
  4. Step 4: Simplify right side
    366,281.60x = 69,416,556,982.38
  5. Step 5: Solve for x
    x = 69,416,556,982.38/366,281.60
  6. Step 6: Final answer
    x = 189,516.91

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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.