Home / 688,745.32-1,033,126.61-183,303.18

Finding the Fourth Proportional to 688,745.32, 1,033,126.61 and 183,303.18

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Solution

The fourth proportional to 688,745.32, 1,033,126.61 and 183,303.18 is: 274,957.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,745.32 : 1,033,126.61 = 183,303.18 : x
  2. Step 2: Convert to fraction form
    688,745.32/1,033,126.61 = 183,303.18/x
  3. Step 3: Cross multiply
    688,745.32x = 1,033,126.61 × 183,303.18
  4. Step 4: Simplify right side
    688,745.32x = 189,375,392,955.62
  5. Step 5: Solve for x
    x = 189,375,392,955.62/688,745.32
  6. Step 6: Final answer
    x = 274,957.07

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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.