Home / 887,068.53-1,330,897.77-288,049.23

Finding the Fourth Proportional to 887,068.53, 1,330,897.77 and 288,049.23

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Solution

The fourth proportional to 887,068.53, 1,330,897.77 and 288,049.23 is: 432,169.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,068.53 : 1,330,897.77 = 288,049.23 : x
  2. Step 2: Convert to fraction form
    887,068.53/1,330,897.77 = 288,049.23/x
  3. Step 3: Cross multiply
    887,068.53x = 1,330,897.77 × 288,049.23
  4. Step 4: Simplify right side
    887,068.53x = 383,364,077,857.22
  5. Step 5: Solve for x
    x = 383,364,077,857.22/887,068.53
  6. Step 6: Final answer
    x = 432,169.63

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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.