Home / 999,999.60-1,500,476.88-467,443.26

Finding the Fourth Proportional to 999,999.60, 1,500,476.88 and 467,443.26

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Solution

The fourth proportional to 999,999.60, 1,500,476.88 and 467,443.26 is: 701,388.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,999.60 : 1,500,476.88 = 467,443.26 : x
  2. Step 2: Convert to fraction form
    999,999.60/1,500,476.88 = 467,443.26/x
  3. Step 3: Cross multiply
    999,999.60x = 1,500,476.88 × 467,443.26
  4. Step 4: Simplify right side
    999,999.60x = 701,387,804,341.83
  5. Step 5: Solve for x
    x = 701,387,804,341.83/999,999.60
  6. Step 6: Final answer
    x = 701,388.08

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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.