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Finding the Fourth Proportional to 490,562.09, 735,526.47 and 234,256.01

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Solution

The fourth proportional to 490,562.09, 735,526.47 and 234,256.01 is: 351,232.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,562.09 : 735,526.47 = 234,256.01 : x
  2. Step 2: Convert to fraction form
    490,562.09/735,526.47 = 234,256.01/x
  3. Step 3: Cross multiply
    490,562.09x = 735,526.47 × 234,256.01
  4. Step 4: Simplify right side
    490,562.09x = 172,301,496,111.59
  5. Step 5: Solve for x
    x = 172,301,496,111.59/490,562.09
  6. Step 6: Final answer
    x = 351,232.80

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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.