Home / 1,097,717.80-1,646,704.70-349,839.40

Finding the Fourth Proportional to 1,097,717.80, 1,646,704.70 and 349,839.40

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Solution

The fourth proportional to 1,097,717.80, 1,646,704.70 and 349,839.40 is: 524,799.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,717.80 : 1,646,704.70 = 349,839.40 : x
  2. Step 2: Convert to fraction form
    1,097,717.80/1,646,704.70 = 349,839.40/x
  3. Step 3: Cross multiply
    1,097,717.80x = 1,646,704.70 × 349,839.40
  4. Step 4: Simplify right side
    1,097,717.80x = 576,082,184,225.18
  5. Step 5: Solve for x
    x = 576,082,184,225.18/1,097,717.80
  6. Step 6: Final answer
    x = 524,799.89

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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.