Home / 887,948.16-1,331,943.84-288,911.04

Finding the Fourth Proportional to 887,948.16, 1,331,943.84 and 288,911.04

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Solution

The fourth proportional to 887,948.16, 1,331,943.84 and 288,911.04 is: 433,373.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,948.16 : 1,331,943.84 = 288,911.04 : x
  2. Step 2: Convert to fraction form
    887,948.16/1,331,943.84 = 288,911.04/x
  3. Step 3: Cross multiply
    887,948.16x = 1,331,943.84 × 288,911.04
  4. Step 4: Simplify right side
    887,948.16x = 384,813,280,035.99
  5. Step 5: Solve for x
    x = 384,813,280,035.99/887,948.16
  6. Step 6: Final answer
    x = 433,373.59

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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.