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Finding the Fourth Proportional to 589,235.80, 813,150.90 and 334,592.28

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Solution

The fourth proportional to 589,235.80, 813,150.90 and 334,592.28 is: 461,740.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,235.80 : 813,150.90 = 334,592.28 : x
  2. Step 2: Convert to fraction form
    589,235.80/813,150.90 = 334,592.28/x
  3. Step 3: Cross multiply
    589,235.80x = 813,150.90 × 334,592.28
  4. Step 4: Simplify right side
    589,235.80x = 272,074,013,615.05
  5. Step 5: Solve for x
    x = 272,074,013,615.05/589,235.80
  6. Step 6: Final answer
    x = 461,740.47

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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.