Home / 779,715.41-1,169,572.30-293,488.36

Finding the Fourth Proportional to 779,715.41, 1,169,572.30 and 293,488.36

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Solution

The fourth proportional to 779,715.41, 1,169,572.30 and 293,488.36 is: 440,232.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,715.41 : 1,169,572.30 = 293,488.36 : x
  2. Step 2: Convert to fraction form
    779,715.41/1,169,572.30 = 293,488.36/x
  3. Step 3: Cross multiply
    779,715.41x = 1,169,572.30 × 293,488.36
  4. Step 4: Simplify right side
    779,715.41x = 343,255,852,570.78
  5. Step 5: Solve for x
    x = 343,255,852,570.78/779,715.41
  6. Step 6: Final answer
    x = 440,232.23

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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.