Home / 340,568.95-469,985.28-197,412.04

Finding the Fourth Proportional to 340,568.95, 469,985.28 and 197,412.04

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Solution

The fourth proportional to 340,568.95, 469,985.28 and 197,412.04 is: 272,428.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,568.95 : 469,985.28 = 197,412.04 : x
  2. Step 2: Convert to fraction form
    340,568.95/469,985.28 = 197,412.04/x
  3. Step 3: Cross multiply
    340,568.95x = 469,985.28 × 197,412.04
  4. Step 4: Simplify right side
    340,568.95x = 92,780,752,894.77
  5. Step 5: Solve for x
    x = 92,780,752,894.77/340,568.95
  6. Step 6: Final answer
    x = 272,428.69

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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.