Home / 912,494.95-1,369,925.69-610,819.16

Finding the Fourth Proportional to 912,494.95, 1,369,925.69 and 610,819.16

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Solution

The fourth proportional to 912,494.95, 1,369,925.69 and 610,819.16 is: 917,020.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,494.95 : 1,369,925.69 = 610,819.16 : x
  2. Step 2: Convert to fraction form
    912,494.95/1,369,925.69 = 610,819.16/x
  3. Step 3: Cross multiply
    912,494.95x = 1,369,925.69 × 610,819.16
  4. Step 4: Simplify right side
    912,494.95x = 836,776,859,228.22
  5. Step 5: Solve for x
    x = 836,776,859,228.22/912,494.95
  6. Step 6: Final answer
    x = 917,020.81

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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.