Home / 762,748.02-1,052,515.62-456,816.57

Finding the Fourth Proportional to 762,748.02, 1,052,515.62 and 456,816.57

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Solution

The fourth proportional to 762,748.02, 1,052,515.62 and 456,816.57 is: 630,360.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,748.02 : 1,052,515.62 = 456,816.57 : x
  2. Step 2: Convert to fraction form
    762,748.02/1,052,515.62 = 456,816.57/x
  3. Step 3: Cross multiply
    762,748.02x = 1,052,515.62 × 456,816.57
  4. Step 4: Simplify right side
    762,748.02x = 480,806,575,399.82
  5. Step 5: Solve for x
    x = 480,806,575,399.82/762,748.02
  6. Step 6: Final answer
    x = 630,360.96

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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.