Home / 897,848.20-1,346,102.70-542,787.40

Finding the Fourth Proportional to 897,848.20, 1,346,102.70 and 542,787.40

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Solution

The fourth proportional to 897,848.20, 1,346,102.70 and 542,787.40 is: 813,776.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,848.20 : 1,346,102.70 = 542,787.40 : x
  2. Step 2: Convert to fraction form
    897,848.20/1,346,102.70 = 542,787.40/x
  3. Step 3: Cross multiply
    897,848.20x = 1,346,102.70 × 542,787.40
  4. Step 4: Simplify right side
    897,848.20x = 730,647,584,665.98
  5. Step 5: Solve for x
    x = 730,647,584,665.98/897,848.20
  6. Step 6: Final answer
    x = 813,776.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.