Home / 849,401.37-1,172,158.73-462,203.62

Finding the Fourth Proportional to 849,401.37, 1,172,158.73 and 462,203.62

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Solution

The fourth proportional to 849,401.37, 1,172,158.73 and 462,203.62 is: 637,832.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,401.37 : 1,172,158.73 = 462,203.62 : x
  2. Step 2: Convert to fraction form
    849,401.37/1,172,158.73 = 462,203.62/x
  3. Step 3: Cross multiply
    849,401.37x = 1,172,158.73 × 462,203.62
  4. Step 4: Simplify right side
    849,401.37x = 541,776,004,712.45
  5. Step 5: Solve for x
    x = 541,776,004,712.45/849,401.37
  6. Step 6: Final answer
    x = 637,832.74

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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.