Home / 292,612.20-403,804.83-158,476.20

Finding the Fourth Proportional to 292,612.20, 403,804.83 and 158,476.20

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Solution

The fourth proportional to 292,612.20, 403,804.83 and 158,476.20 is: 218,697.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,612.20 : 403,804.83 = 158,476.20 : x
  2. Step 2: Convert to fraction form
    292,612.20/403,804.83 = 158,476.20/x
  3. Step 3: Cross multiply
    292,612.20x = 403,804.83 × 158,476.20
  4. Step 4: Simplify right side
    292,612.20x = 63,993,455,000.05
  5. Step 5: Solve for x
    x = 63,993,455,000.05/292,612.20
  6. Step 6: Final answer
    x = 218,697.15

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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.