Home / 884,510.74-1,220,628.42-502,558.48

Finding the Fourth Proportional to 884,510.74, 1,220,628.42 and 502,558.48

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Solution

The fourth proportional to 884,510.74, 1,220,628.42 and 502,558.48 is: 693,532.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,510.74 : 1,220,628.42 = 502,558.48 : x
  2. Step 2: Convert to fraction form
    884,510.74/1,220,628.42 = 502,558.48/x
  3. Step 3: Cross multiply
    884,510.74x = 1,220,628.42 × 502,558.48
  4. Step 4: Simplify right side
    884,510.74x = 613,437,163,400.00
  5. Step 5: Solve for x
    x = 613,437,163,400.00/884,510.74
  6. Step 6: Final answer
    x = 693,532.75

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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.