Home / 431,485.28-595,470.16-240,500.08

Finding the Fourth Proportional to 431,485.28, 595,470.16 and 240,500.08

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Solution

The fourth proportional to 431,485.28, 595,470.16 and 240,500.08 is: 331,901.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,485.28 : 595,470.16 = 240,500.08 : x
  2. Step 2: Convert to fraction form
    431,485.28/595,470.16 = 240,500.08/x
  3. Step 3: Cross multiply
    431,485.28x = 595,470.16 × 240,500.08
  4. Step 4: Simplify right side
    431,485.28x = 143,210,621,117.61
  5. Step 5: Solve for x
    x = 143,210,621,117.61/431,485.28
  6. Step 6: Final answer
    x = 331,901.52

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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.