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Finding the Fourth Proportional to 264,488.96, 364,833.60 and 156,986.24

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Solution

The fourth proportional to 264,488.96, 364,833.60 and 156,986.24 is: 216,545.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,488.96 : 364,833.60 = 156,986.24 : x
  2. Step 2: Convert to fraction form
    264,488.96/364,833.60 = 156,986.24/x
  3. Step 3: Cross multiply
    264,488.96x = 364,833.60 × 156,986.24
  4. Step 4: Simplify right side
    264,488.96x = 57,273,855,089.66
  5. Step 5: Solve for x
    x = 57,273,855,089.66/264,488.96
  6. Step 6: Final answer
    x = 216,545.35

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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.