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Finding the Fourth Proportional to 360,543.19, 497,529.47 and 197,167.46

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Solution

The fourth proportional to 360,543.19, 497,529.47 and 197,167.46 is: 272,080.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,543.19 : 497,529.47 = 197,167.46 : x
  2. Step 2: Convert to fraction form
    360,543.19/497,529.47 = 197,167.46/x
  3. Step 3: Cross multiply
    360,543.19x = 497,529.47 × 197,167.46
  4. Step 4: Simplify right side
    360,543.19x = 98,096,620,813.19
  5. Step 5: Solve for x
    x = 98,096,620,813.19/360,543.19
  6. Step 6: Final answer
    x = 272,080.08

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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.