Home / 431,247.60-594,718.04-340,819.60

Finding the Fourth Proportional to 431,247.60, 594,718.04 and 340,819.60

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Solution

The fourth proportional to 431,247.60, 594,718.04 and 340,819.60 is: 470,012.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,247.60 : 594,718.04 = 340,819.60 : x
  2. Step 2: Convert to fraction form
    431,247.60/594,718.04 = 340,819.60/x
  3. Step 3: Cross multiply
    431,247.60x = 594,718.04 × 340,819.60
  4. Step 4: Simplify right side
    431,247.60x = 202,691,563,068.82
  5. Step 5: Solve for x
    x = 202,691,563,068.82/431,247.60
  6. Step 6: Final answer
    x = 470,012.04

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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.