Home / 840,296.16-1,159,622.52-458,322.96

Finding the Fourth Proportional to 840,296.16, 1,159,622.52 and 458,322.96

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Solution

The fourth proportional to 840,296.16, 1,159,622.52 and 458,322.96 is: 632,493.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,296.16 : 1,159,622.52 = 458,322.96 : x
  2. Step 2: Convert to fraction form
    840,296.16/1,159,622.52 = 458,322.96/x
  3. Step 3: Cross multiply
    840,296.16x = 1,159,622.52 × 458,322.96
  4. Step 4: Simplify right side
    840,296.16x = 531,481,625,849.06
  5. Step 5: Solve for x
    x = 531,481,625,849.06/840,296.16
  6. Step 6: Final answer
    x = 632,493.22

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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.