Home / 924,369.80-1,386,554.70-325,326.20

Finding the Fourth Proportional to 924,369.80, 1,386,554.70 and 325,326.20

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Solution

The fourth proportional to 924,369.80, 1,386,554.70 and 325,326.20 is: 487,989.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,369.80 : 1,386,554.70 = 325,326.20 : x
  2. Step 2: Convert to fraction form
    924,369.80/1,386,554.70 = 325,326.20/x
  3. Step 3: Cross multiply
    924,369.80x = 1,386,554.70 × 325,326.20
  4. Step 4: Simplify right side
    924,369.80x = 451,082,571,643.14
  5. Step 5: Solve for x
    x = 451,082,571,643.14/924,369.80
  6. Step 6: Final answer
    x = 487,989.30

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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.