Home / 850,638.60-1,276,541.10-377,663.40

Finding the Fourth Proportional to 850,638.60, 1,276,541.10 and 377,663.40

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Solution

The fourth proportional to 850,638.60, 1,276,541.10 and 377,663.40 is: 566,754.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,638.60 : 1,276,541.10 = 377,663.40 : x
  2. Step 2: Convert to fraction form
    850,638.60/1,276,541.10 = 377,663.40/x
  3. Step 3: Cross multiply
    850,638.60x = 1,276,541.10 × 377,663.40
  4. Step 4: Simplify right side
    850,638.60x = 482,102,852,065.74
  5. Step 5: Solve for x
    x = 482,102,852,065.74/850,638.60
  6. Step 6: Final answer
    x = 566,754.03

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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.