Home / 910,432.37-1,256,396.81-502,534.33

Finding the Fourth Proportional to 910,432.37, 1,256,396.81 and 502,534.33

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Solution

The fourth proportional to 910,432.37, 1,256,396.81 and 502,534.33 is: 693,497.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,432.37 : 1,256,396.81 = 502,534.33 : x
  2. Step 2: Convert to fraction form
    910,432.37/1,256,396.81 = 502,534.33/x
  3. Step 3: Cross multiply
    910,432.37x = 1,256,396.81 × 502,534.33
  4. Step 4: Simplify right side
    910,432.37x = 631,382,523,473.82
  5. Step 5: Solve for x
    x = 631,382,523,473.82/910,432.37
  6. Step 6: Final answer
    x = 693,497.44

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Double scale
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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.