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Finding the Fourth Proportional to 567,870.68, 783,662.13 and 326,200.03

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Solution

The fourth proportional to 567,870.68, 783,662.13 and 326,200.03 is: 450,156.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,870.68 : 783,662.13 = 326,200.03 : x
  2. Step 2: Convert to fraction form
    567,870.68/783,662.13 = 326,200.03/x
  3. Step 3: Cross multiply
    567,870.68x = 783,662.13 × 326,200.03
  4. Step 4: Simplify right side
    567,870.68x = 255,630,608,356.71
  5. Step 5: Solve for x
    x = 255,630,608,356.71/567,870.68
  6. Step 6: Final answer
    x = 450,156.38

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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.