Home / 698,148.64-963,549.30-426,372.85

Finding the Fourth Proportional to 698,148.64, 963,549.30 and 426,372.85

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Solution

The fourth proportional to 698,148.64, 963,549.30 and 426,372.85 is: 588,458.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,148.64 : 963,549.30 = 426,372.85 : x
  2. Step 2: Convert to fraction form
    698,148.64/963,549.30 = 426,372.85/x
  3. Step 3: Cross multiply
    698,148.64x = 963,549.30 × 426,372.85
  4. Step 4: Simplify right side
    698,148.64x = 410,831,261,156.51
  5. Step 5: Solve for x
    x = 410,831,261,156.51/698,148.64
  6. Step 6: Final answer
    x = 588,458.16

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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.