Home / 795,638.57-1,098,005.01-489,891.36

Finding the Fourth Proportional to 795,638.57, 1,098,005.01 and 489,891.36

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Solution

The fourth proportional to 795,638.57, 1,098,005.01 and 489,891.36 is: 676,064.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    795,638.57 : 1,098,005.01 = 489,891.36 : x
  2. Step 2: Convert to fraction form
    795,638.57/1,098,005.01 = 489,891.36/x
  3. Step 3: Cross multiply
    795,638.57x = 1,098,005.01 × 489,891.36
  4. Step 4: Simplify right side
    795,638.57x = 537,903,167,635.71
  5. Step 5: Solve for x
    x = 537,903,167,635.71/795,638.57
  6. Step 6: Final answer
    x = 676,064.72

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1.5x scale

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.