Home / 1,017,802.56-1,524,378.58-485,697.36

Finding the Fourth Proportional to 1,017,802.56, 1,524,378.58 and 485,697.36

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Solution

The fourth proportional to 1,017,802.56, 1,524,378.58 and 485,697.36 is: 727,436.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,802.56 : 1,524,378.58 = 485,697.36 : x
  2. Step 2: Convert to fraction form
    1,017,802.56/1,524,378.58 = 485,697.36/x
  3. Step 3: Cross multiply
    1,017,802.56x = 1,524,378.58 × 485,697.36
  4. Step 4: Simplify right side
    1,017,802.56x = 740,386,651,946.55
  5. Step 5: Solve for x
    x = 740,386,651,946.55/1,017,802.56
  6. Step 6: Final answer
    x = 727,436.42

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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.