Home / 849,712.34-1,172,601.81-462,526.57

Finding the Fourth Proportional to 849,712.34, 1,172,601.81 and 462,526.57

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Solution

The fourth proportional to 849,712.34, 1,172,601.81 and 462,526.57 is: 638,286.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,712.34 : 1,172,601.81 = 462,526.57 : x
  2. Step 2: Convert to fraction form
    849,712.34/1,172,601.81 = 462,526.57/x
  3. Step 3: Cross multiply
    849,712.34x = 1,172,601.81 × 462,526.57
  4. Step 4: Simplify right side
    849,712.34x = 542,359,487,292.08
  5. Step 5: Solve for x
    x = 542,359,487,292.08/849,712.34
  6. Step 6: Final answer
    x = 638,286.00

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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.