Home / 898,694.95-1,348,357.29-561,340.63

Finding the Fourth Proportional to 898,694.95, 1,348,357.29 and 561,340.63

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Solution

The fourth proportional to 898,694.95, 1,348,357.29 and 561,340.63 is: 842,207.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,694.95 : 1,348,357.29 = 561,340.63 : x
  2. Step 2: Convert to fraction form
    898,694.95/1,348,357.29 = 561,340.63/x
  3. Step 3: Cross multiply
    898,694.95x = 1,348,357.29 × 561,340.63
  4. Step 4: Simplify right side
    898,694.95x = 756,887,730,633.69
  5. Step 5: Solve for x
    x = 756,887,730,633.69/898,694.95
  6. Step 6: Final answer
    x = 842,207.62

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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.