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Finding the Fourth Proportional to 426,868.84, 589,009.06 and 252,414.84

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Solution

The fourth proportional to 426,868.84, 589,009.06 and 252,414.84 is: 348,291.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,868.84 : 589,009.06 = 252,414.84 : x
  2. Step 2: Convert to fraction form
    426,868.84/589,009.06 = 252,414.84/x
  3. Step 3: Cross multiply
    426,868.84x = 589,009.06 × 252,414.84
  4. Step 4: Simplify right side
    426,868.84x = 148,674,626,376.38
  5. Step 5: Solve for x
    x = 148,674,626,376.38/426,868.84
  6. Step 6: Final answer
    x = 348,291.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.