Home / 762,893.67-1,052,685.81-456,898.35

Finding the Fourth Proportional to 762,893.67, 1,052,685.81 and 456,898.35

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Solution

The fourth proportional to 762,893.67, 1,052,685.81 and 456,898.35 is: 630,455.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,893.67 : 1,052,685.81 = 456,898.35 : x
  2. Step 2: Convert to fraction form
    762,893.67/1,052,685.81 = 456,898.35/x
  3. Step 3: Cross multiply
    762,893.67x = 1,052,685.81 × 456,898.35
  4. Step 4: Simplify right side
    762,893.67x = 480,970,409,657.41
  5. Step 5: Solve for x
    x = 480,970,409,657.41/762,893.67
  6. Step 6: Final answer
    x = 630,455.37

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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.