Home / 897,871.30-1,348,362.15-477,967.30

Finding the Fourth Proportional to 897,871.30, 1,348,362.15 and 477,967.30

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Solution

The fourth proportional to 897,871.30, 1,348,362.15 and 477,967.30 is: 717,778.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,871.30 : 1,348,362.15 = 477,967.30 : x
  2. Step 2: Convert to fraction form
    897,871.30/1,348,362.15 = 477,967.30/x
  3. Step 3: Cross multiply
    897,871.30x = 1,348,362.15 × 477,967.30
  4. Step 4: Simplify right side
    897,871.30x = 644,473,016,257.70
  5. Step 5: Solve for x
    x = 644,473,016,257.70/897,871.30
  6. Step 6: Final answer
    x = 717,778.84

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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.