Home / 976,919.60-1,464,688.20-377,649.20

Finding the Fourth Proportional to 976,919.60, 1,464,688.20 and 377,649.20

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Solution

The fourth proportional to 976,919.60, 1,464,688.20 and 377,649.20 is: 566,206.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,919.60 : 1,464,688.20 = 377,649.20 : x
  2. Step 2: Convert to fraction form
    976,919.60/1,464,688.20 = 377,649.20/x
  3. Step 3: Cross multiply
    976,919.60x = 1,464,688.20 × 377,649.20
  4. Step 4: Simplify right side
    976,919.60x = 553,138,326,979.44
  5. Step 5: Solve for x
    x = 553,138,326,979.44/976,919.60
  6. Step 6: Final answer
    x = 566,206.60

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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.