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Finding the Fourth Proportional to 592,959.28, 818,290.18 and 321,032.84

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Solution

The fourth proportional to 592,959.28, 818,290.18 and 321,032.84 is: 443,028.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,959.28 : 818,290.18 = 321,032.84 : x
  2. Step 2: Convert to fraction form
    592,959.28/818,290.18 = 321,032.84/x
  3. Step 3: Cross multiply
    592,959.28x = 818,290.18 × 321,032.84
  4. Step 4: Simplify right side
    592,959.28x = 262,698,020,429.51
  5. Step 5: Solve for x
    x = 262,698,020,429.51/592,959.28
  6. Step 6: Final answer
    x = 443,028.77

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1.5x scale

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.