Home / 895,145.64-1,235,406.39-502,743.18

Finding the Fourth Proportional to 895,145.64, 1,235,406.39 and 502,743.18

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Solution

The fourth proportional to 895,145.64, 1,235,406.39 and 502,743.18 is: 693,844.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,145.64 : 1,235,406.39 = 502,743.18 : x
  2. Step 2: Convert to fraction form
    895,145.64/1,235,406.39 = 502,743.18/x
  3. Step 3: Cross multiply
    895,145.64x = 1,235,406.39 × 502,743.18
  4. Step 4: Simplify right side
    895,145.64x = 621,092,137,100.92
  5. Step 5: Solve for x
    x = 621,092,137,100.92/895,145.64
  6. Step 6: Final answer
    x = 693,844.79

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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.