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Finding the Fourth Proportional to 570,260.35, 854,445.93 and 400,953.50

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Solution

The fourth proportional to 570,260.35, 854,445.93 and 400,953.50 is: 600,766.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,260.35 : 854,445.93 = 400,953.50 : x
  2. Step 2: Convert to fraction form
    570,260.35/854,445.93 = 400,953.50/x
  3. Step 3: Cross multiply
    570,260.35x = 854,445.93 × 400,953.50
  4. Step 4: Simplify right side
    570,260.35x = 342,593,086,194.26
  5. Step 5: Solve for x
    x = 342,593,086,194.26/570,260.35
  6. Step 6: Final answer
    x = 600,766.10

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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.