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Finding the Fourth Proportional to 536,466.80, 803,533.80 and 326,514.80

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Solution

The fourth proportional to 536,466.80, 803,533.80 and 326,514.80 is: 489,062.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,466.80 : 803,533.80 = 326,514.80 : x
  2. Step 2: Convert to fraction form
    536,466.80/803,533.80 = 326,514.80/x
  3. Step 3: Cross multiply
    536,466.80x = 803,533.80 × 326,514.80
  4. Step 4: Simplify right side
    536,466.80x = 262,365,678,000.24
  5. Step 5: Solve for x
    x = 262,365,678,000.24/536,466.80
  6. Step 6: Final answer
    x = 489,062.28

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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.