Home / 904,811.17-1,357,215.89-230,892.47

Finding the Fourth Proportional to 904,811.17, 1,357,215.89 and 230,892.47

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Solution

The fourth proportional to 904,811.17, 1,357,215.89 and 230,892.47 is: 346,338.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,811.17 : 1,357,215.89 = 230,892.47 : x
  2. Step 2: Convert to fraction form
    904,811.17/1,357,215.89 = 230,892.47/x
  3. Step 3: Cross multiply
    904,811.17x = 1,357,215.89 × 230,892.47
  4. Step 4: Simplify right side
    904,811.17x = 313,370,935,519.11
  5. Step 5: Solve for x
    x = 313,370,935,519.11/904,811.17
  6. Step 6: Final answer
    x = 346,338.49

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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.