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Finding the Fourth Proportional to 651,039.72, 898,424.97 and 364,570.07

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Solution

The fourth proportional to 651,039.72, 898,424.97 and 364,570.07 is: 503,101.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,039.72 : 898,424.97 = 364,570.07 : x
  2. Step 2: Convert to fraction form
    651,039.72/898,424.97 = 364,570.07/x
  3. Step 3: Cross multiply
    651,039.72x = 898,424.97 × 364,570.07
  4. Step 4: Simplify right side
    651,039.72x = 327,538,849,710.52
  5. Step 5: Solve for x
    x = 327,538,849,710.52/651,039.72
  6. Step 6: Final answer
    x = 503,101.18

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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.