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Finding the Fourth Proportional to 510,751.60, 766,127.40 and 333,604.60

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Solution

The fourth proportional to 510,751.60, 766,127.40 and 333,604.60 is: 500,406.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,751.60 : 766,127.40 = 333,604.60 : x
  2. Step 2: Convert to fraction form
    510,751.60/766,127.40 = 333,604.60/x
  3. Step 3: Cross multiply
    510,751.60x = 766,127.40 × 333,604.60
  4. Step 4: Simplify right side
    510,751.60x = 255,583,624,826.04
  5. Step 5: Solve for x
    x = 255,583,624,826.04/510,751.60
  6. Step 6: Final answer
    x = 500,406.90

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Similar ratio
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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.