Home / 753,827.50-1,040,281.95-414,295.75

Finding the Fourth Proportional to 753,827.50, 1,040,281.95 and 414,295.75

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Solution

The fourth proportional to 753,827.50, 1,040,281.95 and 414,295.75 is: 571,728.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,827.50 : 1,040,281.95 = 414,295.75 : x
  2. Step 2: Convert to fraction form
    753,827.50/1,040,281.95 = 414,295.75/x
  3. Step 3: Cross multiply
    753,827.50x = 1,040,281.95 × 414,295.75
  4. Step 4: Simplify right side
    753,827.50x = 430,984,390,686.71
  5. Step 5: Solve for x
    x = 430,984,390,686.71/753,827.50
  6. Step 6: Final answer
    x = 571,728.14

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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.