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Finding the Fourth Proportional to 567,448.34, 783,125.52 and 325,777.55

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Solution

The fourth proportional to 567,448.34, 783,125.52 and 325,777.55 is: 449,599.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,448.34 : 783,125.52 = 325,777.55 : x
  2. Step 2: Convert to fraction form
    567,448.34/783,125.52 = 325,777.55/x
  3. Step 3: Cross multiply
    567,448.34x = 783,125.52 × 325,777.55
  4. Step 4: Simplify right side
    567,448.34x = 255,124,708,110.78
  5. Step 5: Solve for x
    x = 255,124,708,110.78/567,448.34
  6. Step 6: Final answer
    x = 449,599.89

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1.5x scale

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.