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Finding the Fourth Proportional to 595,425.60, 893,138.40 and 483,451.20

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Solution

The fourth proportional to 595,425.60, 893,138.40 and 483,451.20 is: 725,176.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,425.60 : 893,138.40 = 483,451.20 : x
  2. Step 2: Convert to fraction form
    595,425.60/893,138.40 = 483,451.20/x
  3. Step 3: Cross multiply
    595,425.60x = 893,138.40 × 483,451.20
  4. Step 4: Simplify right side
    595,425.60x = 431,788,831,246.08
  5. Step 5: Solve for x
    x = 431,788,831,246.08/595,425.60
  6. Step 6: Final answer
    x = 725,176.80

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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.