Home / 615,066.20-922,599.30-335,130.20

Finding the Fourth Proportional to 615,066.20, 922,599.30 and 335,130.20

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Solution

The fourth proportional to 615,066.20, 922,599.30 and 335,130.20 is: 502,695.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,066.20 : 922,599.30 = 335,130.20 : x
  2. Step 2: Convert to fraction form
    615,066.20/922,599.30 = 335,130.20/x
  3. Step 3: Cross multiply
    615,066.20x = 922,599.30 × 335,130.20
  4. Step 4: Simplify right side
    615,066.20x = 309,190,887,928.86
  5. Step 5: Solve for x
    x = 309,190,887,928.86/615,066.20
  6. Step 6: Final answer
    x = 502,695.30

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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.