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Finding the Fourth Proportional to 301,371.60, 452,575.80 and 292,040.40

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Solution

The fourth proportional to 301,371.60, 452,575.80 and 292,040.40 is: 438,562.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,371.60 : 452,575.80 = 292,040.40 : x
  2. Step 2: Convert to fraction form
    301,371.60/452,575.80 = 292,040.40/x
  3. Step 3: Cross multiply
    301,371.60x = 452,575.80 × 292,040.40
  4. Step 4: Simplify right side
    301,371.60x = 132,170,417,662.32
  5. Step 5: Solve for x
    x = 132,170,417,662.32/301,371.60
  6. Step 6: Final answer
    x = 438,562.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.