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Finding the Fourth Proportional to 507,886.58, 700,511 and 364,793.60

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Solution

The fourth proportional to 507,886.58, 700,511 and 364,793.60 is: 503,147.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,886.58 : 700,511 = 364,793.60 : x
  2. Step 2: Convert to fraction form
    507,886.58/700,511 = 364,793.60/x
  3. Step 3: Cross multiply
    507,886.58x = 700,511 × 364,793.60
  4. Step 4: Simplify right side
    507,886.58x = 255,541,929,529.60
  5. Step 5: Solve for x
    x = 255,541,929,529.60/507,886.58
  6. Step 6: Final answer
    x = 503,147.63

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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.