Home / 910,545.24-1,256,621.94-502,725.60

Finding the Fourth Proportional to 910,545.24, 1,256,621.94 and 502,725.60

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Solution

The fourth proportional to 910,545.24, 1,256,621.94 and 502,725.60 is: 693,799.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,545.24 : 1,256,621.94 = 502,725.60 : x
  2. Step 2: Convert to fraction form
    910,545.24/1,256,621.94 = 502,725.60/x
  3. Step 3: Cross multiply
    910,545.24x = 1,256,621.94 × 502,725.60
  4. Step 4: Simplify right side
    910,545.24x = 631,736,018,759.66
  5. Step 5: Solve for x
    x = 631,736,018,759.66/910,545.24
  6. Step 6: Final answer
    x = 693,799.70

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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.