Home / 904,542.84-1,357,011.10-273,440.26

Finding the Fourth Proportional to 904,542.84, 1,357,011.10 and 273,440.26

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Solution

The fourth proportional to 904,542.84, 1,357,011.10 and 273,440.26 is: 410,219.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,542.84 : 1,357,011.10 = 273,440.26 : x
  2. Step 2: Convert to fraction form
    904,542.84/1,357,011.10 = 273,440.26/x
  3. Step 3: Cross multiply
    904,542.84x = 1,357,011.10 × 273,440.26
  4. Step 4: Simplify right side
    904,542.84x = 371,061,468,006.89
  5. Step 5: Solve for x
    x = 371,061,468,006.89/904,542.84
  6. Step 6: Final answer
    x = 410,219.89

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Double scale
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Similar ratio
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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.