Home / 924,366.30-1,386,530.89-418,833.05

Finding the Fourth Proportional to 924,366.30, 1,386,530.89 and 418,833.05

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Solution

The fourth proportional to 924,366.30, 1,386,530.89 and 418,833.05 is: 628,241.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,366.30 : 1,386,530.89 = 418,833.05 : x
  2. Step 2: Convert to fraction form
    924,366.30/1,386,530.89 = 418,833.05/x
  3. Step 3: Cross multiply
    924,366.30x = 1,386,530.89 × 418,833.05
  4. Step 4: Simplify right side
    924,366.30x = 580,724,966,475.03
  5. Step 5: Solve for x
    x = 580,724,966,475.03/924,366.30
  6. Step 6: Final answer
    x = 628,241.17

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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.