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Finding the Fourth Proportional to 360,567.84, 497,580.48 and 199,434.72

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Solution

The fourth proportional to 360,567.84, 497,580.48 and 199,434.72 is: 275,218.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,567.84 : 497,580.48 = 199,434.72 : x
  2. Step 2: Convert to fraction form
    360,567.84/497,580.48 = 199,434.72/x
  3. Step 3: Cross multiply
    360,567.84x = 497,580.48 × 199,434.72
  4. Step 4: Simplify right side
    360,567.84x = 99,234,823,706.27
  5. Step 5: Solve for x
    x = 99,234,823,706.27/360,567.84
  6. Step 6: Final answer
    x = 275,218.18

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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.