Home / 750,383.59-1,035,522.28-406,210.71

Finding the Fourth Proportional to 750,383.59, 1,035,522.28 and 406,210.71

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Solution

The fourth proportional to 750,383.59, 1,035,522.28 and 406,210.71 is: 560,566.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,383.59 : 1,035,522.28 = 406,210.71 : x
  2. Step 2: Convert to fraction form
    750,383.59/1,035,522.28 = 406,210.71/x
  3. Step 3: Cross multiply
    750,383.59x = 1,035,522.28 × 406,210.71
  4. Step 4: Simplify right side
    750,383.59x = 420,640,238,548.57
  5. Step 5: Solve for x
    x = 420,640,238,548.57/750,383.59
  6. Step 6: Final answer
    x = 560,566.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.