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Finding the Fourth Proportional to 594,005.60, 890,230.80 and 238,728.80

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Solution

The fourth proportional to 594,005.60, 890,230.80 and 238,728.80 is: 357,780.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,005.60 : 890,230.80 = 238,728.80 : x
  2. Step 2: Convert to fraction form
    594,005.60/890,230.80 = 238,728.80/x
  3. Step 3: Cross multiply
    594,005.60x = 890,230.80 × 238,728.80
  4. Step 4: Simplify right side
    594,005.60x = 212,523,730,607.04
  5. Step 5: Solve for x
    x = 212,523,730,607.04/594,005.60
  6. Step 6: Final answer
    x = 357,780.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.