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Finding the Fourth Proportional to 544,907.20, 817,263.60 and 344,869.60

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Solution

The fourth proportional to 544,907.20, 817,263.60 and 344,869.60 is: 517,242.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,907.20 : 817,263.60 = 344,869.60 : x
  2. Step 2: Convert to fraction form
    544,907.20/817,263.60 = 344,869.60/x
  3. Step 3: Cross multiply
    544,907.20x = 817,263.60 × 344,869.60
  4. Step 4: Simplify right side
    544,907.20x = 281,849,370,826.56
  5. Step 5: Solve for x
    x = 281,849,370,826.56/544,907.20
  6. Step 6: Final answer
    x = 517,242.88

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1.5x scale

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.