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Finding the Fourth Proportional to 592,970.68, 818,298.38 and 321,038.54

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Solution

The fourth proportional to 592,970.68, 818,298.38 and 321,038.54 is: 443,032.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,970.68 : 818,298.38 = 321,038.54 : x
  2. Step 2: Convert to fraction form
    592,970.68/818,298.38 = 321,038.54/x
  3. Step 3: Cross multiply
    592,970.68x = 818,298.38 × 321,038.54
  4. Step 4: Simplify right side
    592,970.68x = 262,705,316,979.29
  5. Step 5: Solve for x
    x = 262,705,316,979.29/592,970.68
  6. Step 6: Final answer
    x = 443,032.56

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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.