Home / 508,232.07-762,220.23-208,795.32

Finding the Fourth Proportional to 508,232.07, 762,220.23 and 208,795.32

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Solution

The fourth proportional to 508,232.07, 762,220.23 and 208,795.32 is: 313,140.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,232.07 : 762,220.23 = 208,795.32 : x
  2. Step 2: Convert to fraction form
    508,232.07/762,220.23 = 208,795.32/x
  3. Step 3: Cross multiply
    508,232.07x = 762,220.23 × 208,795.32
  4. Step 4: Simplify right side
    508,232.07x = 159,148,016,050.34
  5. Step 5: Solve for x
    x = 159,148,016,050.34/508,232.07
  6. Step 6: Final answer
    x = 313,140.44

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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.