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Finding the Fourth Proportional to 529,048.66, 793,568.66 and 213,500.74

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Solution

The fourth proportional to 529,048.66, 793,568.66 and 213,500.74 is: 320,249.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,048.66 : 793,568.66 = 213,500.74 : x
  2. Step 2: Convert to fraction form
    529,048.66/793,568.66 = 213,500.74/x
  3. Step 3: Cross multiply
    529,048.66x = 793,568.66 × 213,500.74
  4. Step 4: Simplify right side
    529,048.66x = 169,427,496,150.81
  5. Step 5: Solve for x
    x = 169,427,496,150.81/529,048.66
  6. Step 6: Final answer
    x = 320,249.36

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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.