Home / 924,808.13-1,387,060.90-325,628.45

Finding the Fourth Proportional to 924,808.13, 1,387,060.90 and 325,628.45

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Solution

The fourth proportional to 924,808.13, 1,387,060.90 and 325,628.45 is: 488,389.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,808.13 : 1,387,060.90 = 325,628.45 : x
  2. Step 2: Convert to fraction form
    924,808.13/1,387,060.90 = 325,628.45/x
  3. Step 3: Cross multiply
    924,808.13x = 1,387,060.90 × 325,628.45
  4. Step 4: Simplify right side
    924,808.13x = 451,666,490,922.61
  5. Step 5: Solve for x
    x = 451,666,490,922.61/924,808.13
  6. Step 6: Final answer
    x = 488,389.40

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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.