Home / 734,133.72-1,101,156.30-436,508.30

Finding the Fourth Proportional to 734,133.72, 1,101,156.30 and 436,508.30

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Solution

The fourth proportional to 734,133.72, 1,101,156.30 and 436,508.30 is: 654,736.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,133.72 : 1,101,156.30 = 436,508.30 : x
  2. Step 2: Convert to fraction form
    734,133.72/1,101,156.30 = 436,508.30/x
  3. Step 3: Cross multiply
    734,133.72x = 1,101,156.30 × 436,508.30
  4. Step 4: Simplify right side
    734,133.72x = 480,663,864,547.29
  5. Step 5: Solve for x
    x = 480,663,864,547.29/734,133.72
  6. Step 6: Final answer
    x = 654,736.12

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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.