Home / 1,658,418.31-2,487,805.26-460,345.69

Finding the Fourth Proportional to 1,658,418.31, 2,487,805.26 and 460,345.69

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Solution

The fourth proportional to 1,658,418.31, 2,487,805.26 and 460,345.69 is: 690,567.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658,418.31 : 2,487,805.26 = 460,345.69 : x
  2. Step 2: Convert to fraction form
    1,658,418.31/2,487,805.26 = 460,345.69/x
  3. Step 3: Cross multiply
    1,658,418.31x = 2,487,805.26 × 460,345.69
  4. Step 4: Simplify right side
    1,658,418.31x = 1,145,250,429,000.33
  5. Step 5: Solve for x
    x = 1,145,250,429,000.33/1,658,418.31
  6. Step 6: Final answer
    x = 690,567.89

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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.