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Finding the Fourth Proportional to 540,851.34, 810,916.63 and 297,806.86

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Solution

The fourth proportional to 540,851.34, 810,916.63 and 297,806.86 is: 446,511.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,851.34 : 810,916.63 = 297,806.86 : x
  2. Step 2: Convert to fraction form
    540,851.34/810,916.63 = 297,806.86/x
  3. Step 3: Cross multiply
    540,851.34x = 810,916.63 × 297,806.86
  4. Step 4: Simplify right side
    540,851.34x = 241,496,535,302.08
  5. Step 5: Solve for x
    x = 241,496,535,302.08/540,851.34
  6. Step 6: Final answer
    x = 446,511.86

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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.