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Finding the Fourth Proportional to 265,366.80, 366,206.40 and 152,193.60

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Solution

The fourth proportional to 265,366.80, 366,206.40 and 152,193.60 is: 210,027.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,366.80 : 366,206.40 = 152,193.60 : x
  2. Step 2: Convert to fraction form
    265,366.80/366,206.40 = 152,193.60/x
  3. Step 3: Cross multiply
    265,366.80x = 366,206.40 × 152,193.60
  4. Step 4: Simplify right side
    265,366.80x = 55,734,270,359.04
  5. Step 5: Solve for x
    x = 55,734,270,359.04/265,366.80
  6. Step 6: Final answer
    x = 210,027.29

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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.