Home / 924,349.20-1,386,523.80-768,829.20

Finding the Fourth Proportional to 924,349.20, 1,386,523.80 and 768,829.20

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Solution

The fourth proportional to 924,349.20, 1,386,523.80 and 768,829.20 is: 1,153,243.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,349.20 : 1,386,523.80 = 768,829.20 : x
  2. Step 2: Convert to fraction form
    924,349.20/1,386,523.80 = 768,829.20/x
  3. Step 3: Cross multiply
    924,349.20x = 1,386,523.80 × 768,829.20
  4. Step 4: Simplify right side
    924,349.20x = 1,065,999,983,934.96
  5. Step 5: Solve for x
    x = 1,065,999,983,934.96/924,349.20
  6. Step 6: Final answer
    x = 1,153,243.80

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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.