Home / 974,826.92-1,345,143.93-561,498.13

Finding the Fourth Proportional to 974,826.92, 1,345,143.93 and 561,498.13

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Solution

The fourth proportional to 974,826.92, 1,345,143.93 and 561,498.13 is: 774,799.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,826.92 : 1,345,143.93 = 561,498.13 : x
  2. Step 2: Convert to fraction form
    974,826.92/1,345,143.93 = 561,498.13/x
  3. Step 3: Cross multiply
    974,826.92x = 1,345,143.93 × 561,498.13
  4. Step 4: Simplify right side
    974,826.92x = 755,295,791,742.64
  5. Step 5: Solve for x
    x = 755,295,791,742.64/974,826.92
  6. Step 6: Final answer
    x = 774,799.90

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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.