Home / 1,069,279.49-1,604,277.31-349,654.38

Finding the Fourth Proportional to 1,069,279.49, 1,604,277.31 and 349,654.38

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Solution

The fourth proportional to 1,069,279.49, 1,604,277.31 and 349,654.38 is: 524,598.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,279.49 : 1,604,277.31 = 349,654.38 : x
  2. Step 2: Convert to fraction form
    1,069,279.49/1,604,277.31 = 349,654.38/x
  3. Step 3: Cross multiply
    1,069,279.49x = 1,604,277.31 × 349,654.38
  4. Step 4: Simplify right side
    1,069,279.49x = 560,942,588,176.12
  5. Step 5: Solve for x
    x = 560,942,588,176.12/1,069,279.49
  6. Step 6: Final answer
    x = 524,598.66

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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.