Home / 702,434.03-969,355.35-380,144.21

Finding the Fourth Proportional to 702,434.03, 969,355.35 and 380,144.21

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Solution

The fourth proportional to 702,434.03, 969,355.35 and 380,144.21 is: 524,597.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,434.03 : 969,355.35 = 380,144.21 : x
  2. Step 2: Convert to fraction form
    702,434.03/969,355.35 = 380,144.21/x
  3. Step 3: Cross multiply
    702,434.03x = 969,355.35 × 380,144.21
  4. Step 4: Simplify right side
    702,434.03x = 368,494,818,888.25
  5. Step 5: Solve for x
    x = 368,494,818,888.25/702,434.03
  6. Step 6: Final answer
    x = 524,597.05

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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.