Home / 804,690.35-1,110,010.86-502,359.47

Finding the Fourth Proportional to 804,690.35, 1,110,010.86 and 502,359.47

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Solution

The fourth proportional to 804,690.35, 1,110,010.86 and 502,359.47 is: 692,967.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,690.35 : 1,110,010.86 = 502,359.47 : x
  2. Step 2: Convert to fraction form
    804,690.35/1,110,010.86 = 502,359.47/x
  3. Step 3: Cross multiply
    804,690.35x = 1,110,010.86 × 502,359.47
  4. Step 4: Simplify right side
    804,690.35x = 557,624,461,773.79
  5. Step 5: Solve for x
    x = 557,624,461,773.79/804,690.35
  6. Step 6: Final answer
    x = 692,967.75

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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.