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Finding the Fourth Proportional to 571,182.20, 788,589.81 and 367,586.92

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Solution

The fourth proportional to 571,182.20, 788,589.81 and 367,586.92 is: 507,500.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,182.20 : 788,589.81 = 367,586.92 : x
  2. Step 2: Convert to fraction form
    571,182.20/788,589.81 = 367,586.92/x
  3. Step 3: Cross multiply
    571,182.20x = 788,589.81 × 367,586.92
  4. Step 4: Simplify right side
    571,182.20x = 289,875,300,387.02
  5. Step 5: Solve for x
    x = 289,875,300,387.02/571,182.20
  6. Step 6: Final answer
    x = 507,500.59

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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.