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Finding the Fourth Proportional to 590,594.14, 886,020.42 and 191,275.28

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Solution

The fourth proportional to 590,594.14, 886,020.42 and 191,275.28 is: 286,954.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,594.14 : 886,020.42 = 191,275.28 : x
  2. Step 2: Convert to fraction form
    590,594.14/886,020.42 = 191,275.28/x
  3. Step 3: Cross multiply
    590,594.14x = 886,020.42 × 191,275.28
  4. Step 4: Simplify right side
    590,594.14x = 169,473,804,409.02
  5. Step 5: Solve for x
    x = 169,473,804,409.02/590,594.14
  6. Step 6: Final answer
    x = 286,954.77

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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.