Home / 474,071.42-711,088.25-261,261.24

Finding the Fourth Proportional to 474,071.42, 711,088.25 and 261,261.24

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Solution

The fourth proportional to 474,071.42, 711,088.25 and 261,261.24 is: 391,881.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,071.42 : 711,088.25 = 261,261.24 : x
  2. Step 2: Convert to fraction form
    474,071.42/711,088.25 = 261,261.24/x
  3. Step 3: Cross multiply
    474,071.42x = 711,088.25 × 261,261.24
  4. Step 4: Simplify right side
    474,071.42x = 185,779,797,944.43
  5. Step 5: Solve for x
    x = 185,779,797,944.43/474,071.42
  6. Step 6: Final answer
    x = 391,881.46

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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.