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Finding the Fourth Proportional to 592,894.94, 818,189.43 and 320,955.89

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Solution

The fourth proportional to 592,894.94, 818,189.43 and 320,955.89 is: 442,916.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,894.94 : 818,189.43 = 320,955.89 : x
  2. Step 2: Convert to fraction form
    592,894.94/818,189.43 = 320,955.89/x
  3. Step 3: Cross multiply
    592,894.94x = 818,189.43 × 320,955.89
  4. Step 4: Simplify right side
    592,894.94x = 262,602,716,694.24
  5. Step 5: Solve for x
    x = 262,602,716,694.24/592,894.94
  6. Step 6: Final answer
    x = 442,916.10

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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.