Home / 762,907.34-1,052,695.23-456,912.02

Finding the Fourth Proportional to 762,907.34, 1,052,695.23 and 456,912.02

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Solution

The fourth proportional to 762,907.34, 1,052,695.23 and 456,912.02 is: 630,468.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,907.34 : 1,052,695.23 = 456,912.02 : x
  2. Step 2: Convert to fraction form
    762,907.34/1,052,695.23 = 456,912.02/x
  3. Step 3: Cross multiply
    762,907.34x = 1,052,695.23 × 456,912.02
  4. Step 4: Simplify right side
    762,907.34x = 480,989,103,983.67
  5. Step 5: Solve for x
    x = 480,989,103,983.67/762,907.34
  6. Step 6: Final answer
    x = 630,468.58

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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.