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Finding the Fourth Proportional to 366,452.05, 549,663.69 and 153,164.87

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Solution

The fourth proportional to 366,452.05, 549,663.69 and 153,164.87 is: 229,741.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,452.05 : 549,663.69 = 153,164.87 : x
  2. Step 2: Convert to fraction form
    366,452.05/549,663.69 = 153,164.87/x
  3. Step 3: Cross multiply
    366,452.05x = 549,663.69 × 153,164.87
  4. Step 4: Simplify right side
    366,452.05x = 84,189,168,501.11
  5. Step 5: Solve for x
    x = 84,189,168,501.11/366,452.05
  6. Step 6: Final answer
    x = 229,741.30

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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.