Home / 910,548.24-1,256,626.08-502,728.60

Finding the Fourth Proportional to 910,548.24, 1,256,626.08 and 502,728.60

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Solution

The fourth proportional to 910,548.24, 1,256,626.08 and 502,728.60 is: 693,803.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,548.24 : 1,256,626.08 = 502,728.60 : x
  2. Step 2: Convert to fraction form
    910,548.24/1,256,626.08 = 502,728.60/x
  3. Step 3: Cross multiply
    910,548.24x = 1,256,626.08 × 502,728.60
  4. Step 4: Simplify right side
    910,548.24x = 631,741,869,921.89
  5. Step 5: Solve for x
    x = 631,741,869,921.89/910,548.24
  6. Step 6: Final answer
    x = 693,803.84

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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.