Home / 849,664.29-1,172,561.64-462,504.96

Finding the Fourth Proportional to 849,664.29, 1,172,561.64 and 462,504.96

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Solution

The fourth proportional to 849,664.29, 1,172,561.64 and 462,504.96 is: 638,270.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,664.29 : 1,172,561.64 = 462,504.96 : x
  2. Step 2: Convert to fraction form
    849,664.29/1,172,561.64 = 462,504.96/x
  3. Step 3: Cross multiply
    849,664.29x = 1,172,561.64 × 462,504.96
  4. Step 4: Simplify right side
    849,664.29x = 542,315,575,737.09
  5. Step 5: Solve for x
    x = 542,315,575,737.09/849,664.29
  6. Step 6: Final answer
    x = 638,270.41

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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.