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Finding the Fourth Proportional to 369,572.66, 510,010.31 and 199,806.74

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Solution

The fourth proportional to 369,572.66, 510,010.31 and 199,806.74 is: 275,733.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,572.66 : 510,010.31 = 199,806.74 : x
  2. Step 2: Convert to fraction form
    369,572.66/510,010.31 = 199,806.74/x
  3. Step 3: Cross multiply
    369,572.66x = 510,010.31 × 199,806.74
  4. Step 4: Simplify right side
    369,572.66x = 101,903,497,407.49
  5. Step 5: Solve for x
    x = 101,903,497,407.49/369,572.66
  6. Step 6: Final answer
    x = 275,733.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.