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Finding the Fourth Proportional to 431,019.16, 594,763.86 and 240,050.32

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Solution

The fourth proportional to 431,019.16, 594,763.86 and 240,050.32 is: 331,245.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,019.16 : 594,763.86 = 240,050.32 : x
  2. Step 2: Convert to fraction form
    431,019.16/594,763.86 = 240,050.32/x
  3. Step 3: Cross multiply
    431,019.16x = 594,763.86 × 240,050.32
  4. Step 4: Simplify right side
    431,019.16x = 142,773,254,330.71
  5. Step 5: Solve for x
    x = 142,773,254,330.71/431,019.16
  6. Step 6: Final answer
    x = 331,245.73

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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.