Home / 942,093.18-1,300,094.74-512,376.43

Finding the Fourth Proportional to 942,093.18, 1,300,094.74 and 512,376.43

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Solution

The fourth proportional to 942,093.18, 1,300,094.74 and 512,376.43 is: 707,082.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,093.18 : 1,300,094.74 = 512,376.43 : x
  2. Step 2: Convert to fraction form
    942,093.18/1,300,094.74 = 512,376.43/x
  3. Step 3: Cross multiply
    942,093.18x = 1,300,094.74 × 512,376.43
  4. Step 4: Simplify right side
    942,093.18x = 666,137,898,981.10
  5. Step 5: Solve for x
    x = 666,137,898,981.10/942,093.18
  6. Step 6: Final answer
    x = 707,082.82

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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.