Home / 900,894.88-1,243,150.30-609,914.53

Finding the Fourth Proportional to 900,894.88, 1,243,150.30 and 609,914.53

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Solution

The fourth proportional to 900,894.88, 1,243,150.30 and 609,914.53 is: 841,624.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,894.88 : 1,243,150.30 = 609,914.53 : x
  2. Step 2: Convert to fraction form
    900,894.88/1,243,150.30 = 609,914.53/x
  3. Step 3: Cross multiply
    900,894.88x = 1,243,150.30 × 609,914.53
  4. Step 4: Simplify right side
    900,894.88x = 758,215,430,943.86
  5. Step 5: Solve for x
    x = 758,215,430,943.86/900,894.88
  6. Step 6: Final answer
    x = 841,624.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.