Home / 779,648.19-1,169,637.53-247,099.11

Finding the Fourth Proportional to 779,648.19, 1,169,637.53 and 247,099.11

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Solution

The fourth proportional to 779,648.19, 1,169,637.53 and 247,099.11 is: 370,701.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,648.19 : 1,169,637.53 = 247,099.11 : x
  2. Step 2: Convert to fraction form
    779,648.19/1,169,637.53 = 247,099.11/x
  3. Step 3: Cross multiply
    779,648.19x = 1,169,637.53 × 247,099.11
  4. Step 4: Simplify right side
    779,648.19x = 289,016,391,450.10
  5. Step 5: Solve for x
    x = 289,016,391,450.10/779,648.19
  6. Step 6: Final answer
    x = 370,701.04

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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.