Home / 983,875.71-1,474,826.97-343,682.49

Finding the Fourth Proportional to 983,875.71, 1,474,826.97 and 343,682.49

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Solution

The fourth proportional to 983,875.71, 1,474,826.97 and 343,682.49 is: 515,179.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,875.71 : 1,474,826.97 = 343,682.49 : x
  2. Step 2: Convert to fraction form
    983,875.71/1,474,826.97 = 343,682.49/x
  3. Step 3: Cross multiply
    983,875.71x = 1,474,826.97 × 343,682.49
  4. Step 4: Simplify right side
    983,875.71x = 506,872,205,368.76
  5. Step 5: Solve for x
    x = 506,872,205,368.76/983,875.71
  6. Step 6: Final answer
    x = 515,179.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.