Home / 282,823.68-390,356.04-179,391

Finding the Fourth Proportional to 282,823.68, 390,356.04 and 179,391

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Solution

The fourth proportional to 282,823.68, 390,356.04 and 179,391 is: 247,597.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,823.68 : 390,356.04 = 179,391 : x
  2. Step 2: Convert to fraction form
    282,823.68/390,356.04 = 179,391/x
  3. Step 3: Cross multiply
    282,823.68x = 390,356.04 × 179,391
  4. Step 4: Simplify right side
    282,823.68x = 70,026,360,371.64
  5. Step 5: Solve for x
    x = 70,026,360,371.64/282,823.68
  6. Step 6: Final answer
    x = 247,597.23

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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.