Home / 465,584.08-642,458.15-261,602.59

Finding the Fourth Proportional to 465,584.08, 642,458.15 and 261,602.59

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Solution

The fourth proportional to 465,584.08, 642,458.15 and 261,602.59 is: 360,984.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,584.08 : 642,458.15 = 261,602.59 : x
  2. Step 2: Convert to fraction form
    465,584.08/642,458.15 = 261,602.59/x
  3. Step 3: Cross multiply
    465,584.08x = 642,458.15 × 261,602.59
  4. Step 4: Simplify right side
    465,584.08x = 168,068,716,006.61
  5. Step 5: Solve for x
    x = 168,068,716,006.61/465,584.08
  6. Step 6: Final answer
    x = 360,984.67

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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.