Home / 374,433.28-516,657.54-213,291.46

Finding the Fourth Proportional to 374,433.28, 516,657.54 and 213,291.46

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Solution

The fourth proportional to 374,433.28, 516,657.54 and 213,291.46 is: 294,307.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,433.28 : 516,657.54 = 213,291.46 : x
  2. Step 2: Convert to fraction form
    374,433.28/516,657.54 = 213,291.46/x
  3. Step 3: Cross multiply
    374,433.28x = 516,657.54 × 213,291.46
  4. Step 4: Simplify right side
    374,433.28x = 110,198,641,026.61
  5. Step 5: Solve for x
    x = 110,198,641,026.61/374,433.28
  6. Step 6: Final answer
    x = 294,307.82

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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.