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Finding the Fourth Proportional to 559,652.04, 772,300.26 and 304,998.12

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Solution

The fourth proportional to 559,652.04, 772,300.26 and 304,998.12 is: 420,886.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,652.04 : 772,300.26 = 304,998.12 : x
  2. Step 2: Convert to fraction form
    559,652.04/772,300.26 = 304,998.12/x
  3. Step 3: Cross multiply
    559,652.04x = 772,300.26 × 304,998.12
  4. Step 4: Simplify right side
    559,652.04x = 235,550,127,375.51
  5. Step 5: Solve for x
    x = 235,550,127,375.51/559,652.04
  6. Step 6: Final answer
    x = 420,886.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.