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Finding the Fourth Proportional to 346,526.32, 519,807.84 and 109,850.80

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Solution

The fourth proportional to 346,526.32, 519,807.84 and 109,850.80 is: 164,782.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,526.32 : 519,807.84 = 109,850.80 : x
  2. Step 2: Convert to fraction form
    346,526.32/519,807.84 = 109,850.80/x
  3. Step 3: Cross multiply
    346,526.32x = 519,807.84 × 109,850.80
  4. Step 4: Simplify right side
    346,526.32x = 57,101,307,070.27
  5. Step 5: Solve for x
    x = 57,101,307,070.27/346,526.32
  6. Step 6: Final answer
    x = 164,782.02

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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.