Home / 910,487.57-1,256,468.46-502,585.84

Finding the Fourth Proportional to 910,487.57, 1,256,468.46 and 502,585.84

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Solution

The fourth proportional to 910,487.57, 1,256,468.46 and 502,585.84 is: 693,566.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,487.57 : 1,256,468.46 = 502,585.84 : x
  2. Step 2: Convert to fraction form
    910,487.57/1,256,468.46 = 502,585.84/x
  3. Step 3: Cross multiply
    910,487.57x = 1,256,468.46 × 502,585.84
  4. Step 4: Simplify right side
    910,487.57x = 631,483,253,889.68
  5. Step 5: Solve for x
    x = 631,483,253,889.68/910,487.57
  6. Step 6: Final answer
    x = 693,566.04

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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.