Home / 346,982.40-521,510.40-301,363.20

Finding the Fourth Proportional to 346,982.40, 521,510.40 and 301,363.20

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Solution

The fourth proportional to 346,982.40, 521,510.40 and 301,363.20 is: 452,945.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,982.40 : 521,510.40 = 301,363.20 : x
  2. Step 2: Convert to fraction form
    346,982.40/521,510.40 = 301,363.20/x
  3. Step 3: Cross multiply
    346,982.40x = 521,510.40 × 301,363.20
  4. Step 4: Simplify right side
    346,982.40x = 157,164,042,977.28
  5. Step 5: Solve for x
    x = 157,164,042,977.28/346,982.40
  6. Step 6: Final answer
    x = 452,945.29

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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.