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Finding the Fourth Proportional to 426,060.60, 587,826.28 and 282,848.28

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Solution

The fourth proportional to 426,060.60, 587,826.28 and 282,848.28 is: 390,239.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,060.60 : 587,826.28 = 282,848.28 : x
  2. Step 2: Convert to fraction form
    426,060.60/587,826.28 = 282,848.28/x
  3. Step 3: Cross multiply
    426,060.60x = 587,826.28 × 282,848.28
  4. Step 4: Simplify right side
    426,060.60x = 166,265,652,236.80
  5. Step 5: Solve for x
    x = 166,265,652,236.80/426,060.60
  6. Step 6: Final answer
    x = 390,239.45

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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.