Home / 719,244.91-1,078,009.42-334,474.36

Finding the Fourth Proportional to 719,244.91, 1,078,009.42 and 334,474.36

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Solution

The fourth proportional to 719,244.91, 1,078,009.42 and 334,474.36 is: 501,312.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,244.91 : 1,078,009.42 = 334,474.36 : x
  2. Step 2: Convert to fraction form
    719,244.91/1,078,009.42 = 334,474.36/x
  3. Step 3: Cross multiply
    719,244.91x = 1,078,009.42 × 334,474.36
  4. Step 4: Simplify right side
    719,244.91x = 360,566,509,156.10
  5. Step 5: Solve for x
    x = 360,566,509,156.10/719,244.91
  6. Step 6: Final answer
    x = 501,312.56

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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.