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Finding the Fourth Proportional to 423,636.46, 584,472.12 and 270,764.14

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Solution

The fourth proportional to 423,636.46, 584,472.12 and 270,764.14 is: 373,561.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,636.46 : 584,472.12 = 270,764.14 : x
  2. Step 2: Convert to fraction form
    423,636.46/584,472.12 = 270,764.14/x
  3. Step 3: Cross multiply
    423,636.46x = 584,472.12 × 270,764.14
  4. Step 4: Simplify right side
    423,636.46x = 158,254,090,925.78
  5. Step 5: Solve for x
    x = 158,254,090,925.78/423,636.46
  6. Step 6: Final answer
    x = 373,561.07

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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.