Home / 937,632.60-1,293,939.18-507,912.72

Finding the Fourth Proportional to 937,632.60, 1,293,939.18 and 507,912.72

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Solution

The fourth proportional to 937,632.60, 1,293,939.18 and 507,912.72 is: 700,922.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,632.60 : 1,293,939.18 = 507,912.72 : x
  2. Step 2: Convert to fraction form
    937,632.60/1,293,939.18 = 507,912.72/x
  3. Step 3: Cross multiply
    937,632.60x = 1,293,939.18 × 507,912.72
  4. Step 4: Simplify right side
    937,632.60x = 657,208,168,428.37
  5. Step 5: Solve for x
    x = 657,208,168,428.37/937,632.60
  6. Step 6: Final answer
    x = 700,922.91

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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.