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Finding the Fourth Proportional to 426,365.30, 588,368.69 and 235,374.59

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Solution

The fourth proportional to 426,365.30, 588,368.69 and 235,374.59 is: 324,808.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,365.30 : 588,368.69 = 235,374.59 : x
  2. Step 2: Convert to fraction form
    426,365.30/588,368.69 = 235,374.59/x
  3. Step 3: Cross multiply
    426,365.30x = 588,368.69 × 235,374.59
  4. Step 4: Simplify right side
    426,365.30x = 138,487,035,058.87
  5. Step 5: Solve for x
    x = 138,487,035,058.87/426,365.30
  6. Step 6: Final answer
    x = 324,808.41

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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.