Home / 894,284.28-1,233,748.13-507,018.15

Finding the Fourth Proportional to 894,284.28, 1,233,748.13 and 507,018.15

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Solution

The fourth proportional to 894,284.28, 1,233,748.13 and 507,018.15 is: 699,478.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,284.28 : 1,233,748.13 = 507,018.15 : x
  2. Step 2: Convert to fraction form
    894,284.28/1,233,748.13 = 507,018.15/x
  3. Step 3: Cross multiply
    894,284.28x = 1,233,748.13 × 507,018.15
  4. Step 4: Simplify right side
    894,284.28x = 625,532,691,903.47
  5. Step 5: Solve for x
    x = 625,532,691,903.47/894,284.28
  6. Step 6: Final answer
    x = 699,478.57

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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.