Home / 346,350.40-519,522-109,693.06

Finding the Fourth Proportional to 346,350.40, 519,522 and 109,693.06

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Solution

The fourth proportional to 346,350.40, 519,522 and 109,693.06 is: 164,538.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,350.40 : 519,522 = 109,693.06 : x
  2. Step 2: Convert to fraction form
    346,350.40/519,522 = 109,693.06/x
  3. Step 3: Cross multiply
    346,350.40x = 519,522 × 109,693.06
  4. Step 4: Simplify right side
    346,350.40x = 56,987,957,917.32
  5. Step 5: Solve for x
    x = 56,987,957,917.32/346,350.40
  6. Step 6: Final answer
    x = 164,538.45

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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.