Home / 426,280.83-588,225.60-235,281.84

Finding the Fourth Proportional to 426,280.83, 588,225.60 and 235,281.84

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Solution

The fourth proportional to 426,280.83, 588,225.60 and 235,281.84 is: 324,665.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,280.83 : 588,225.60 = 235,281.84 : x
  2. Step 2: Convert to fraction form
    426,280.83/588,225.60 = 235,281.84/x
  3. Step 3: Cross multiply
    426,280.83x = 588,225.60 × 235,281.84
  4. Step 4: Simplify right side
    426,280.83x = 138,398,801,503.10
  5. Step 5: Solve for x
    x = 138,398,801,503.10/426,280.83
  6. Step 6: Final answer
    x = 324,665.79

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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.