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Finding the Fourth Proportional to 895,914.72, 1,344,303 and 558,868.86

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Solution

The fourth proportional to 895,914.72, 1,344,303 and 558,868.86 is: 838,572.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,914.72 : 1,344,303 = 558,868.86 : x
  2. Step 2: Convert to fraction form
    895,914.72/1,344,303 = 558,868.86/x
  3. Step 3: Cross multiply
    895,914.72x = 1,344,303 × 558,868.86
  4. Step 4: Simplify right side
    895,914.72x = 751,289,085,104.58
  5. Step 5: Solve for x
    x = 751,289,085,104.58/895,914.72
  6. Step 6: Final answer
    x = 838,572.10

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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.