Home / 910,482.28-1,256,465.79-502,584.37

Finding the Fourth Proportional to 910,482.28, 1,256,465.79 and 502,584.37

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Solution

The fourth proportional to 910,482.28, 1,256,465.79 and 502,584.37 is: 693,566.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,482.28 : 1,256,465.79 = 502,584.37 : x
  2. Step 2: Convert to fraction form
    910,482.28/1,256,465.79 = 502,584.37/x
  3. Step 3: Cross multiply
    910,482.28x = 1,256,465.79 × 502,584.37
  4. Step 4: Simplify right side
    910,482.28x = 631,480,067,493.70
  5. Step 5: Solve for x
    x = 631,480,067,493.70/910,482.28
  6. Step 6: Final answer
    x = 693,566.57

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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.