Home / 731,742.09-1,096,475.28-507,540.57

Finding the Fourth Proportional to 731,742.09, 1,096,475.28 and 507,540.57

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Solution

The fourth proportional to 731,742.09, 1,096,475.28 and 507,540.57 is: 760,521.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,742.09 : 1,096,475.28 = 507,540.57 : x
  2. Step 2: Convert to fraction form
    731,742.09/1,096,475.28 = 507,540.57/x
  3. Step 3: Cross multiply
    731,742.09x = 1,096,475.28 × 507,540.57
  4. Step 4: Simplify right side
    731,742.09x = 556,505,688,602.11
  5. Step 5: Solve for x
    x = 556,505,688,602.11/731,742.09
  6. Step 6: Final answer
    x = 760,521.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.