Home / 592,187.40-886,968.90-487,211.40

Finding the Fourth Proportional to 592,187.40, 886,968.90 and 487,211.40

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Solution

The fourth proportional to 592,187.40, 886,968.90 and 487,211.40 is: 729,737.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,187.40 : 886,968.90 = 487,211.40 : x
  2. Step 2: Convert to fraction form
    592,187.40/886,968.90 = 487,211.40/x
  3. Step 3: Cross multiply
    592,187.40x = 886,968.90 × 487,211.40
  4. Step 4: Simplify right side
    592,187.40x = 432,141,359,525.46
  5. Step 5: Solve for x
    x = 432,141,359,525.46/592,187.40
  6. Step 6: Final answer
    x = 729,737.51

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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.