Home / 688,825.49-1,033,219.14-183,390.81

Finding the Fourth Proportional to 688,825.49, 1,033,219.14 and 183,390.81

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Solution

The fourth proportional to 688,825.49, 1,033,219.14 and 183,390.81 is: 275,081.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,825.49 : 1,033,219.14 = 183,390.81 : x
  2. Step 2: Convert to fraction form
    688,825.49/1,033,219.14 = 183,390.81/x
  3. Step 3: Cross multiply
    688,825.49x = 1,033,219.14 × 183,390.81
  4. Step 4: Simplify right side
    688,825.49x = 189,482,894,367.32
  5. Step 5: Solve for x
    x = 189,482,894,367.32/688,825.49
  6. Step 6: Final answer
    x = 275,081.13

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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.