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Finding the Fourth Proportional to 1,062.03, 1,465.58 and 589.92

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Solution

The fourth proportional to 1,062.03, 1,465.58 and 589.92 is: 814.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,062.03 : 1,465.58 = 589.92 : x
  2. Step 2: Convert to fraction form
    1,062.03/1,465.58 = 589.92/x
  3. Step 3: Cross multiply
    1,062.03x = 1,465.58 × 589.92
  4. Step 4: Simplify right side
    1,062.03x = 864,567.61
  5. Step 5: Solve for x
    x = 864,567.61/1,062.03
  6. Step 6: Final answer
    x = 814.07

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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.