Home / 727,904.22-1,004,595.03-426,097.50

Finding the Fourth Proportional to 727,904.22, 1,004,595.03 and 426,097.50

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Solution

The fourth proportional to 727,904.22, 1,004,595.03 and 426,097.50 is: 588,065.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,904.22 : 1,004,595.03 = 426,097.50 : x
  2. Step 2: Convert to fraction form
    727,904.22/1,004,595.03 = 426,097.50/x
  3. Step 3: Cross multiply
    727,904.22x = 1,004,595.03 × 426,097.50
  4. Step 4: Simplify right side
    727,904.22x = 428,055,430,795.43
  5. Step 5: Solve for x
    x = 428,055,430,795.43/727,904.22
  6. Step 6: Final answer
    x = 588,065.60

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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.