Home / 1,049,703.69-1,574,805.41-339,731.74

Finding the Fourth Proportional to 1,049,703.69, 1,574,805.41 and 339,731.74

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Solution

The fourth proportional to 1,049,703.69, 1,574,805.41 and 339,731.74 is: 509,678.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,703.69 : 1,574,805.41 = 339,731.74 : x
  2. Step 2: Convert to fraction form
    1,049,703.69/1,574,805.41 = 339,731.74/x
  3. Step 3: Cross multiply
    1,049,703.69x = 1,574,805.41 × 339,731.74
  4. Step 4: Simplify right side
    1,049,703.69x = 535,011,382,100.71
  5. Step 5: Solve for x
    x = 535,011,382,100.71/1,049,703.69
  6. Step 6: Final answer
    x = 509,678.48

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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.