Home / 937,122.09-1,293,229.09-507,402.51

Finding the Fourth Proportional to 937,122.09, 1,293,229.09 and 507,402.51

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Solution

The fourth proportional to 937,122.09, 1,293,229.09 and 507,402.51 is: 700,215.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,122.09 : 1,293,229.09 = 507,402.51 : x
  2. Step 2: Convert to fraction form
    937,122.09/1,293,229.09 = 507,402.51/x
  3. Step 3: Cross multiply
    937,122.09x = 1,293,229.09 × 507,402.51
  4. Step 4: Simplify right side
    937,122.09x = 656,187,686,271.02
  5. Step 5: Solve for x
    x = 656,187,686,271.02/937,122.09
  6. Step 6: Final answer
    x = 700,215.79

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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.