Home / 890,501.32-1,335,419.82-357,842.08

Finding the Fourth Proportional to 890,501.32, 1,335,419.82 and 357,842.08

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Solution

The fourth proportional to 890,501.32, 1,335,419.82 and 357,842.08 is: 536,629.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,501.32 : 1,335,419.82 = 357,842.08 : x
  2. Step 2: Convert to fraction form
    890,501.32/1,335,419.82 = 357,842.08/x
  3. Step 3: Cross multiply
    890,501.32x = 1,335,419.82 × 357,842.08
  4. Step 4: Simplify right side
    890,501.32x = 477,869,406,062.03
  5. Step 5: Solve for x
    x = 477,869,406,062.03/890,501.32
  6. Step 6: Final answer
    x = 536,629.64

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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.