Home / 346,522.20-519,783.30-253,210.20

Finding the Fourth Proportional to 346,522.20, 519,783.30 and 253,210.20

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Solution

The fourth proportional to 346,522.20, 519,783.30 and 253,210.20 is: 379,815.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,522.20 : 519,783.30 = 253,210.20 : x
  2. Step 2: Convert to fraction form
    346,522.20/519,783.30 = 253,210.20/x
  3. Step 3: Cross multiply
    346,522.20x = 519,783.30 × 253,210.20
  4. Step 4: Simplify right side
    346,522.20x = 131,614,433,349.66
  5. Step 5: Solve for x
    x = 131,614,433,349.66/346,522.20
  6. Step 6: Final answer
    x = 379,815.30

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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.