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Finding the Fourth Proportional to 587,117.95, 810,222.77 and 332,518.34

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Solution

The fourth proportional to 587,117.95, 810,222.77 and 332,518.34 is: 458,875.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,117.95 : 810,222.77 = 332,518.34 : x
  2. Step 2: Convert to fraction form
    587,117.95/810,222.77 = 332,518.34/x
  3. Step 3: Cross multiply
    587,117.95x = 810,222.77 × 332,518.34
  4. Step 4: Simplify right side
    587,117.95x = 269,413,933,367.46
  5. Step 5: Solve for x
    x = 269,413,933,367.46/587,117.95
  6. Step 6: Final answer
    x = 458,875.32

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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.