Home / 849,304.29-1,172,072.25-486,798.10

Finding the Fourth Proportional to 849,304.29, 1,172,072.25 and 486,798.10

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Solution

The fourth proportional to 849,304.29, 1,172,072.25 and 486,798.10 is: 671,799.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,304.29 : 1,172,072.25 = 486,798.10 : x
  2. Step 2: Convert to fraction form
    849,304.29/1,172,072.25 = 486,798.10/x
  3. Step 3: Cross multiply
    849,304.29x = 1,172,072.25 × 486,798.10
  4. Step 4: Simplify right side
    849,304.29x = 570,562,544,362.73
  5. Step 5: Solve for x
    x = 570,562,544,362.73/849,304.29
  6. Step 6: Final answer
    x = 671,799.91

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Double scale
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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.