Home / 849,604.32-1,172,487.21-467,666.64

Finding the Fourth Proportional to 849,604.32, 1,172,487.21 and 467,666.64

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Solution

The fourth proportional to 849,604.32, 1,172,487.21 and 467,666.64 is: 645,398.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,604.32 : 1,172,487.21 = 467,666.64 : x
  2. Step 2: Convert to fraction form
    849,604.32/1,172,487.21 = 467,666.64/x
  3. Step 3: Cross multiply
    849,604.32x = 1,172,487.21 × 467,666.64
  4. Step 4: Simplify right side
    849,604.32x = 548,333,158,340.50
  5. Step 5: Solve for x
    x = 548,333,158,340.50/849,604.32
  6. Step 6: Final answer
    x = 645,398.27

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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.