Home / 698,849.64-963,078.26-602,023.05

Finding the Fourth Proportional to 698,849.64, 963,078.26 and 602,023.05

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Solution

The fourth proportional to 698,849.64, 963,078.26 and 602,023.05 is: 829,642.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,849.64 : 963,078.26 = 602,023.05 : x
  2. Step 2: Convert to fraction form
    698,849.64/963,078.26 = 602,023.05/x
  3. Step 3: Cross multiply
    698,849.64x = 963,078.26 × 602,023.05
  4. Step 4: Simplify right side
    698,849.64x = 579,795,308,463.78
  5. Step 5: Solve for x
    x = 579,795,308,463.78/698,849.64
  6. Step 6: Final answer
    x = 829,642.42

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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.