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Finding the Fourth Proportional to 590,471.93, 885,848.49 and 191,112.71

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Solution

The fourth proportional to 590,471.93, 885,848.49 and 191,112.71 is: 286,714.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,471.93 : 885,848.49 = 191,112.71 : x
  2. Step 2: Convert to fraction form
    590,471.93/885,848.49 = 191,112.71/x
  3. Step 3: Cross multiply
    590,471.93x = 885,848.49 × 191,112.71
  4. Step 4: Simplify right side
    590,471.93x = 169,296,901,144.07
  5. Step 5: Solve for x
    x = 169,296,901,144.07/590,471.93
  6. Step 6: Final answer
    x = 286,714.57

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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.