Home / 862,836.84-1,190,718.83-500,475.24

Finding the Fourth Proportional to 862,836.84, 1,190,718.83 and 500,475.24

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Solution

The fourth proportional to 862,836.84, 1,190,718.83 and 500,475.24 is: 690,658.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,836.84 : 1,190,718.83 = 500,475.24 : x
  2. Step 2: Convert to fraction form
    862,836.84/1,190,718.83 = 500,475.24/x
  3. Step 3: Cross multiply
    862,836.84x = 1,190,718.83 × 500,475.24
  4. Step 4: Simplify right side
    862,836.84x = 595,925,292,216.77
  5. Step 5: Solve for x
    x = 595,925,292,216.77/862,836.84
  6. Step 6: Final answer
    x = 690,658.15

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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.