Home / 910,657.32-1,256,749.14-502,817.04

Finding the Fourth Proportional to 910,657.32, 1,256,749.14 and 502,817.04

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Solution

The fourth proportional to 910,657.32, 1,256,749.14 and 502,817.04 is: 693,910.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,657.32 : 1,256,749.14 = 502,817.04 : x
  2. Step 2: Convert to fraction form
    910,657.32/1,256,749.14 = 502,817.04/x
  3. Step 3: Cross multiply
    910,657.32x = 1,256,749.14 × 502,817.04
  4. Step 4: Simplify right side
    910,657.32x = 631,914,882,597.35
  5. Step 5: Solve for x
    x = 631,914,882,597.35/910,657.32
  6. Step 6: Final answer
    x = 693,910.73

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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.