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Finding the Fourth Proportional to 360,264.65, 497,094.57 and 217,032.55

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Solution

The fourth proportional to 360,264.65, 497,094.57 and 217,032.55 is: 299,462.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,264.65 : 497,094.57 = 217,032.55 : x
  2. Step 2: Convert to fraction form
    360,264.65/497,094.57 = 217,032.55/x
  3. Step 3: Cross multiply
    360,264.65x = 497,094.57 × 217,032.55
  4. Step 4: Simplify right side
    360,264.65x = 107,885,700,875.52
  5. Step 5: Solve for x
    x = 107,885,700,875.52/360,264.65
  6. Step 6: Final answer
    x = 299,462.36

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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.