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Finding the Fourth Proportional to 878,896.94, 1,316,838.65 and 590,167.37

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Solution

The fourth proportional to 878,896.94, 1,316,838.65 and 590,167.37 is: 884,239.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    878,896.94 : 1,316,838.65 = 590,167.37 : x
  2. Step 2: Convert to fraction form
    878,896.94/1,316,838.65 = 590,167.37/x
  3. Step 3: Cross multiply
    878,896.94x = 1,316,838.65 × 590,167.37
  4. Step 4: Simplify right side
    878,896.94x = 777,155,207,994.06
  5. Step 5: Solve for x
    x = 777,155,207,994.06/878,896.94
  6. Step 6: Final answer
    x = 884,239.30

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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.