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Finding the Fourth Proportional to 567,436.77, 851,358.47 and 243,088.83

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Solution

The fourth proportional to 567,436.77, 851,358.47 and 243,088.83 is: 364,720.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,436.77 : 851,358.47 = 243,088.83 : x
  2. Step 2: Convert to fraction form
    567,436.77/851,358.47 = 243,088.83/x
  3. Step 3: Cross multiply
    567,436.77x = 851,358.47 × 243,088.83
  4. Step 4: Simplify right side
    567,436.77x = 206,955,733,167.45
  5. Step 5: Solve for x
    x = 206,955,733,167.45/567,436.77
  6. Step 6: Final answer
    x = 364,720.34

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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.