Home / 346,213.60-519,266.40-109,614.40

Finding the Fourth Proportional to 346,213.60, 519,266.40 and 109,614.40

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Solution

The fourth proportional to 346,213.60, 519,266.40 and 109,614.40 is: 164,404.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,213.60 : 519,266.40 = 109,614.40 : x
  2. Step 2: Convert to fraction form
    346,213.60/519,266.40 = 109,614.40/x
  3. Step 3: Cross multiply
    346,213.60x = 519,266.40 × 109,614.40
  4. Step 4: Simplify right side
    346,213.60x = 56,919,074,876.16
  5. Step 5: Solve for x
    x = 56,919,074,876.16/346,213.60
  6. Step 6: Final answer
    x = 164,404.50

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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.