Home / 824,469.42-1,137,765.30-456,970.02

Finding the Fourth Proportional to 824,469.42, 1,137,765.30 and 456,970.02

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Solution

The fourth proportional to 824,469.42, 1,137,765.30 and 456,970.02 is: 630,617.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,469.42 : 1,137,765.30 = 456,970.02 : x
  2. Step 2: Convert to fraction form
    824,469.42/1,137,765.30 = 456,970.02/x
  3. Step 3: Cross multiply
    824,469.42x = 1,137,765.30 × 456,970.02
  4. Step 4: Simplify right side
    824,469.42x = 519,924,631,896.31
  5. Step 5: Solve for x
    x = 519,924,631,896.31/824,469.42
  6. Step 6: Final answer
    x = 630,617.24

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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.