Home / 788,292.86-1,182,190.12-282,842.53

Finding the Fourth Proportional to 788,292.86, 1,182,190.12 and 282,842.53

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Solution

The fourth proportional to 788,292.86, 1,182,190.12 and 282,842.53 is: 424,174.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,292.86 : 1,182,190.12 = 282,842.53 : x
  2. Step 2: Convert to fraction form
    788,292.86/1,182,190.12 = 282,842.53/x
  3. Step 3: Cross multiply
    788,292.86x = 1,182,190.12 × 282,842.53
  4. Step 4: Simplify right side
    788,292.86x = 334,373,640,819.22
  5. Step 5: Solve for x
    x = 334,373,640,819.22/788,292.86
  6. Step 6: Final answer
    x = 424,174.39

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1.5x scale

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.