Home / 849,310.31-1,172,056.43-467,345.30

Finding the Fourth Proportional to 849,310.31, 1,172,056.43 and 467,345.30

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Solution

The fourth proportional to 849,310.31, 1,172,056.43 and 467,345.30 is: 644,941.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,310.31 : 1,172,056.43 = 467,345.30 : x
  2. Step 2: Convert to fraction form
    849,310.31/1,172,056.43 = 467,345.30/x
  3. Step 3: Cross multiply
    849,310.31x = 1,172,056.43 × 467,345.30
  4. Step 4: Simplify right side
    849,310.31x = 547,755,059,203.36
  5. Step 5: Solve for x
    x = 547,755,059,203.36/849,310.31
  6. Step 6: Final answer
    x = 644,941.02

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1.5x scale

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.