Home / 709,650.34-1,064,490.59-254,271.23

Finding the Fourth Proportional to 709,650.34, 1,064,490.59 and 254,271.23

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Solution

The fourth proportional to 709,650.34, 1,064,490.59 and 254,271.23 is: 381,412.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,650.34 : 1,064,490.59 = 254,271.23 : x
  2. Step 2: Convert to fraction form
    709,650.34/1,064,490.59 = 254,271.23/x
  3. Step 3: Cross multiply
    709,650.34x = 1,064,490.59 × 254,271.23
  4. Step 4: Simplify right side
    709,650.34x = 270,669,325,048.92
  5. Step 5: Solve for x
    x = 270,669,325,048.92/709,650.34
  6. Step 6: Final answer
    x = 381,412.24

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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.