Home / 946,770.17-1,420,155.45-236,798.28

Finding the Fourth Proportional to 946,770.17, 1,420,155.45 and 236,798.28

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Solution

The fourth proportional to 946,770.17, 1,420,155.45 and 236,798.28 is: 355,197.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,770.17 : 1,420,155.45 = 236,798.28 : x
  2. Step 2: Convert to fraction form
    946,770.17/1,420,155.45 = 236,798.28/x
  3. Step 3: Cross multiply
    946,770.17x = 1,420,155.45 × 236,798.28
  4. Step 4: Simplify right side
    946,770.17x = 336,290,367,892.63
  5. Step 5: Solve for x
    x = 336,290,367,892.63/946,770.17
  6. Step 6: Final answer
    x = 355,197.47

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Double scale
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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.