Home / 849,733.32-1,172,646.90-462,559.87

Finding the Fourth Proportional to 849,733.32, 1,172,646.90 and 462,559.87

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Solution

The fourth proportional to 849,733.32, 1,172,646.90 and 462,559.87 is: 638,340.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,733.32 : 1,172,646.90 = 462,559.87 : x
  2. Step 2: Convert to fraction form
    849,733.32/1,172,646.90 = 462,559.87/x
  3. Step 3: Cross multiply
    849,733.32x = 1,172,646.90 × 462,559.87
  4. Step 4: Simplify right side
    849,733.32x = 542,419,394,688.29
  5. Step 5: Solve for x
    x = 542,419,394,688.29/849,733.32
  6. Step 6: Final answer
    x = 638,340.74

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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.