Home / 688,941.68-1,033,211.64-268,117.52

Finding the Fourth Proportional to 688,941.68, 1,033,211.64 and 268,117.52

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Solution

The fourth proportional to 688,941.68, 1,033,211.64 and 268,117.52 is: 402,098.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,941.68 : 1,033,211.64 = 268,117.52 : x
  2. Step 2: Convert to fraction form
    688,941.68/1,033,211.64 = 268,117.52/x
  3. Step 3: Cross multiply
    688,941.68x = 1,033,211.64 × 268,117.52
  4. Step 4: Simplify right side
    688,941.68x = 277,022,142,551.93
  5. Step 5: Solve for x
    x = 277,022,142,551.93/688,941.68
  6. Step 6: Final answer
    x = 402,098.10

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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.