Home / 849,712.84-1,172,602.50-462,527.07

Finding the Fourth Proportional to 849,712.84, 1,172,602.50 and 462,527.07

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Solution

The fourth proportional to 849,712.84, 1,172,602.50 and 462,527.07 is: 638,286.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,712.84 : 1,172,602.50 = 462,527.07 : x
  2. Step 2: Convert to fraction form
    849,712.84/1,172,602.50 = 462,527.07/x
  3. Step 3: Cross multiply
    849,712.84x = 1,172,602.50 × 462,527.07
  4. Step 4: Simplify right side
    849,712.84x = 542,360,398,599.68
  5. Step 5: Solve for x
    x = 542,360,398,599.68/849,712.84
  6. Step 6: Final answer
    x = 638,286.69

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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.