Home / 1,187,881.30-1,781,728.98-334,918.50

Finding the Fourth Proportional to 1,187,881.30, 1,781,728.98 and 334,918.50

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Solution

The fourth proportional to 1,187,881.30, 1,781,728.98 and 334,918.50 is: 502,351.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,187,881.30 : 1,781,728.98 = 334,918.50 : x
  2. Step 2: Convert to fraction form
    1,187,881.30/1,781,728.98 = 334,918.50/x
  3. Step 3: Cross multiply
    1,187,881.30x = 1,781,728.98 × 334,918.50
  4. Step 4: Simplify right side
    1,187,881.30x = 596,733,997,388.13
  5. Step 5: Solve for x
    x = 596,733,997,388.13/1,187,881.30
  6. Step 6: Final answer
    x = 502,351.54

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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.