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Finding the Fourth Proportional to 445,312.34, 614,465.42 and 270,793.52

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Solution

The fourth proportional to 445,312.34, 614,465.42 and 270,793.52 is: 373,655.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,312.34 : 614,465.42 = 270,793.52 : x
  2. Step 2: Convert to fraction form
    445,312.34/614,465.42 = 270,793.52/x
  3. Step 3: Cross multiply
    445,312.34x = 614,465.42 × 270,793.52
  4. Step 4: Simplify right side
    445,312.34x = 166,393,254,000.08
  5. Step 5: Solve for x
    x = 166,393,254,000.08/445,312.34
  6. Step 6: Final answer
    x = 373,655.16

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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.