Home / 912,494.85-1,369,925.51-610,819.03

Finding the Fourth Proportional to 912,494.85, 1,369,925.51 and 610,819.03

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Solution

The fourth proportional to 912,494.85, 1,369,925.51 and 610,819.03 is: 917,020.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,494.85 : 1,369,925.51 = 610,819.03 : x
  2. Step 2: Convert to fraction form
    912,494.85/1,369,925.51 = 610,819.03/x
  3. Step 3: Cross multiply
    912,494.85x = 1,369,925.51 × 610,819.03
  4. Step 4: Simplify right side
    912,494.85x = 836,776,571,190.46
  5. Step 5: Solve for x
    x = 836,776,571,190.46/912,494.85
  6. Step 6: Final answer
    x = 917,020.60

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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.