Home / 802,153.90-1,202,420.74-502,844.27

Finding the Fourth Proportional to 802,153.90, 1,202,420.74 and 502,844.27

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Solution

The fourth proportional to 802,153.90, 1,202,420.74 and 502,844.27 is: 753,758.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,153.90 : 1,202,420.74 = 502,844.27 : x
  2. Step 2: Convert to fraction form
    802,153.90/1,202,420.74 = 502,844.27/x
  3. Step 3: Cross multiply
    802,153.90x = 1,202,420.74 × 502,844.27
  4. Step 4: Simplify right side
    802,153.90x = 604,630,379,238.16
  5. Step 5: Solve for x
    x = 604,630,379,238.16/802,153.90
  6. Step 6: Final answer
    x = 753,758.57

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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.