Home / 346,623.40-519,935.10-109,984.60

Finding the Fourth Proportional to 346,623.40, 519,935.10 and 109,984.60

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Solution

The fourth proportional to 346,623.40, 519,935.10 and 109,984.60 is: 164,976.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,623.40 : 519,935.10 = 109,984.60 : x
  2. Step 2: Convert to fraction form
    346,623.40/519,935.10 = 109,984.60/x
  3. Step 3: Cross multiply
    346,623.40x = 519,935.10 × 109,984.60
  4. Step 4: Simplify right side
    346,623.40x = 57,184,853,999.46
  5. Step 5: Solve for x
    x = 57,184,853,999.46/346,623.40
  6. Step 6: Final answer
    x = 164,976.90

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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.