Home / 1,049,904.17-1,575,106.55-339,932.42

Finding the Fourth Proportional to 1,049,904.17, 1,575,106.55 and 339,932.42

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Solution

The fourth proportional to 1,049,904.17, 1,575,106.55 and 339,932.42 is: 509,979.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,904.17 : 1,575,106.55 = 339,932.42 : x
  2. Step 2: Convert to fraction form
    1,049,904.17/1,575,106.55 = 339,932.42/x
  3. Step 3: Cross multiply
    1,049,904.17x = 1,575,106.55 × 339,932.42
  4. Step 4: Simplify right side
    1,049,904.17x = 535,429,781,299.35
  5. Step 5: Solve for x
    x = 535,429,781,299.35/1,049,904.17
  6. Step 6: Final answer
    x = 509,979.67

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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.