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Finding the Fourth Proportional to 461,101.95, 636,369.62 and 270,275.67

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Solution

The fourth proportional to 461,101.95, 636,369.62 and 270,275.67 is: 373,009.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,101.95 : 636,369.62 = 270,275.67 : x
  2. Step 2: Convert to fraction form
    461,101.95/636,369.62 = 270,275.67/x
  3. Step 3: Cross multiply
    461,101.95x = 636,369.62 × 270,275.67
  4. Step 4: Simplify right side
    461,101.95x = 171,995,224,061.77
  5. Step 5: Solve for x
    x = 171,995,224,061.77/461,101.95
  6. Step 6: Final answer
    x = 373,009.10

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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.