Home / 346,440.09-519,703.88-109,698.15

Finding the Fourth Proportional to 346,440.09, 519,703.88 and 109,698.15

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Solution

The fourth proportional to 346,440.09, 519,703.88 and 109,698.15 is: 164,561.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,440.09 : 519,703.88 = 109,698.15 : x
  2. Step 2: Convert to fraction form
    346,440.09/519,703.88 = 109,698.15/x
  3. Step 3: Cross multiply
    346,440.09x = 519,703.88 × 109,698.15
  4. Step 4: Simplify right side
    346,440.09x = 57,010,554,183.82
  5. Step 5: Solve for x
    x = 57,010,554,183.82/346,440.09
  6. Step 6: Final answer
    x = 164,561.08

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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.