Home / 899,189.55-1,347,627.95-424,829.25

Finding the Fourth Proportional to 899,189.55, 1,347,627.95 and 424,829.25

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Solution

The fourth proportional to 899,189.55, 1,347,627.95 and 424,829.25 is: 636,697.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,189.55 : 1,347,627.95 = 424,829.25 : x
  2. Step 2: Convert to fraction form
    899,189.55/1,347,627.95 = 424,829.25/x
  3. Step 3: Cross multiply
    899,189.55x = 1,347,627.95 × 424,829.25
  4. Step 4: Simplify right side
    899,189.55x = 572,511,769,153.39
  5. Step 5: Solve for x
    x = 572,511,769,153.39/899,189.55
  6. Step 6: Final answer
    x = 636,697.53

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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.