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Finding the Fourth Proportional to 303,675.48, 455,466.51 and 101,275.13

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Solution

The fourth proportional to 303,675.48, 455,466.51 and 101,275.13 is: 151,897.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,675.48 : 455,466.51 = 101,275.13 : x
  2. Step 2: Convert to fraction form
    303,675.48/455,466.51 = 101,275.13/x
  3. Step 3: Cross multiply
    303,675.48x = 455,466.51 × 101,275.13
  4. Step 4: Simplify right side
    303,675.48x = 46,127,430,010.90
  5. Step 5: Solve for x
    x = 46,127,430,010.90/303,675.48
  6. Step 6: Final answer
    x = 151,897.12

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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.