Home / 883,005.55-1,218,550.04-501,031.33

Finding the Fourth Proportional to 883,005.55, 1,218,550.04 and 501,031.33

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Solution

The fourth proportional to 883,005.55, 1,218,550.04 and 501,031.33 is: 691,424.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,005.55 : 1,218,550.04 = 501,031.33 : x
  2. Step 2: Convert to fraction form
    883,005.55/1,218,550.04 = 501,031.33/x
  3. Step 3: Cross multiply
    883,005.55x = 1,218,550.04 × 501,031.33
  4. Step 4: Simplify right side
    883,005.55x = 610,531,744,707.60
  5. Step 5: Solve for x
    x = 610,531,744,707.60/883,005.55
  6. Step 6: Final answer
    x = 691,424.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.