Home / 910,580.67-1,256,611.50-502,682.73

Finding the Fourth Proportional to 910,580.67, 1,256,611.50 and 502,682.73

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Solution

The fourth proportional to 910,580.67, 1,256,611.50 and 502,682.73 is: 693,707.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,580.67 : 1,256,611.50 = 502,682.73 : x
  2. Step 2: Convert to fraction form
    910,580.67/1,256,611.50 = 502,682.73/x
  3. Step 3: Cross multiply
    910,580.67x = 1,256,611.50 × 502,682.73
  4. Step 4: Simplify right side
    910,580.67x = 631,676,899,369.40
  5. Step 5: Solve for x
    x = 631,676,899,369.40/910,580.67
  6. Step 6: Final answer
    x = 693,707.78

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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.