Home / 497,266.17-686,227.40-270,911.67

Finding the Fourth Proportional to 497,266.17, 686,227.40 and 270,911.67

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Solution

The fourth proportional to 497,266.17, 686,227.40 and 270,911.67 is: 373,858.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,266.17 : 686,227.40 = 270,911.67 : x
  2. Step 2: Convert to fraction form
    497,266.17/686,227.40 = 270,911.67/x
  3. Step 3: Cross multiply
    497,266.17x = 686,227.40 × 270,911.67
  4. Step 4: Simplify right side
    497,266.17x = 185,907,009,579.20
  5. Step 5: Solve for x
    x = 185,907,009,579.20/497,266.17
  6. Step 6: Final answer
    x = 373,858.15

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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.