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Finding the Fourth Proportional to 404,898.35, 607,421.30 and 202,600.17

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Solution

The fourth proportional to 404,898.35, 607,421.30 and 202,600.17 is: 303,937.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,898.35 : 607,421.30 = 202,600.17 : x
  2. Step 2: Convert to fraction form
    404,898.35/607,421.30 = 202,600.17/x
  3. Step 3: Cross multiply
    404,898.35x = 607,421.30 × 202,600.17
  4. Step 4: Simplify right side
    404,898.35x = 123,063,657,628.62
  5. Step 5: Solve for x
    x = 123,063,657,628.62/404,898.35
  6. Step 6: Final answer
    x = 303,937.17

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1.5x scale

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.