Home / 346,301.60-519,452.40-317,433.20

Finding the Fourth Proportional to 346,301.60, 519,452.40 and 317,433.20

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Solution

The fourth proportional to 346,301.60, 519,452.40 and 317,433.20 is: 476,149.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,301.60 : 519,452.40 = 317,433.20 : x
  2. Step 2: Convert to fraction form
    346,301.60/519,452.40 = 317,433.20/x
  3. Step 3: Cross multiply
    346,301.60x = 519,452.40 × 317,433.20
  4. Step 4: Simplify right side
    346,301.60x = 164,891,437,579.68
  5. Step 5: Solve for x
    x = 164,891,437,579.68/346,301.60
  6. Step 6: Final answer
    x = 476,149.80

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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.