Home / 563,490.54-845,213.94-226,430.10

Finding the Fourth Proportional to 563,490.54, 845,213.94 and 226,430.10

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Solution

The fourth proportional to 563,490.54, 845,213.94 and 226,430.10 is: 339,636.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,490.54 : 845,213.94 = 226,430.10 : x
  2. Step 2: Convert to fraction form
    563,490.54/845,213.94 = 226,430.10/x
  3. Step 3: Cross multiply
    563,490.54x = 845,213.94 × 226,430.10
  4. Step 4: Simplify right side
    563,490.54x = 191,381,876,955.59
  5. Step 5: Solve for x
    x = 191,381,876,955.59/563,490.54
  6. Step 6: Final answer
    x = 339,636.36

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Double scale
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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.