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Finding the Fourth Proportional to 590,458.29, 814,533.72 and 345,282.74

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Solution

The fourth proportional to 590,458.29, 814,533.72 and 345,282.74 is: 476,315.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,458.29 : 814,533.72 = 345,282.74 : x
  2. Step 2: Convert to fraction form
    590,458.29/814,533.72 = 345,282.74/x
  3. Step 3: Cross multiply
    590,458.29x = 814,533.72 × 345,282.74
  4. Step 4: Simplify right side
    590,458.29x = 281,244,430,591.32
  5. Step 5: Solve for x
    x = 281,244,430,591.32/590,458.29
  6. Step 6: Final answer
    x = 476,315.49

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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.