Home / 859,551.93-1,287,556.02-503,486.46

Finding the Fourth Proportional to 859,551.93, 1,287,556.02 and 503,486.46

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Solution

The fourth proportional to 859,551.93, 1,287,556.02 and 503,486.46 is: 754,191.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,551.93 : 1,287,556.02 = 503,486.46 : x
  2. Step 2: Convert to fraction form
    859,551.93/1,287,556.02 = 503,486.46/x
  3. Step 3: Cross multiply
    859,551.93x = 1,287,556.02 × 503,486.46
  4. Step 4: Simplify right side
    859,551.93x = 648,267,022,561.49
  5. Step 5: Solve for x
    x = 648,267,022,561.49/859,551.93
  6. Step 6: Final answer
    x = 754,191.81

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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.