Home / 334,579.70-501,869.55-307,622.90

Finding the Fourth Proportional to 334,579.70, 501,869.55 and 307,622.90

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Solution

The fourth proportional to 334,579.70, 501,869.55 and 307,622.90 is: 461,434.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,579.70 : 501,869.55 = 307,622.90 : x
  2. Step 2: Convert to fraction form
    334,579.70/501,869.55 = 307,622.90/x
  3. Step 3: Cross multiply
    334,579.70x = 501,869.55 × 307,622.90
  4. Step 4: Simplify right side
    334,579.70x = 154,386,566,392.70
  5. Step 5: Solve for x
    x = 154,386,566,392.70/334,579.70
  6. Step 6: Final answer
    x = 461,434.35

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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.