Home / 887,859.23-1,331,801.13-288,823.52

Finding the Fourth Proportional to 887,859.23, 1,331,801.13 and 288,823.52

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Solution

The fourth proportional to 887,859.23, 1,331,801.13 and 288,823.52 is: 433,239.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,859.23 : 1,331,801.13 = 288,823.52 : x
  2. Step 2: Convert to fraction form
    887,859.23/1,331,801.13 = 288,823.52/x
  3. Step 3: Cross multiply
    887,859.23x = 1,331,801.13 × 288,823.52
  4. Step 4: Simplify right side
    887,859.23x = 384,655,483,647.57
  5. Step 5: Solve for x
    x = 384,655,483,647.57/887,859.23
  6. Step 6: Final answer
    x = 433,239.27

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1.5x scale

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.