Home / 901,036.94-1,243,434.27-487,573.72

Finding the Fourth Proportional to 901,036.94, 1,243,434.27 and 487,573.72

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Solution

The fourth proportional to 901,036.94, 1,243,434.27 and 487,573.72 is: 672,853.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,036.94 : 1,243,434.27 = 487,573.72 : x
  2. Step 2: Convert to fraction form
    901,036.94/1,243,434.27 = 487,573.72/x
  3. Step 3: Cross multiply
    901,036.94x = 1,243,434.27 × 487,573.72
  4. Step 4: Simplify right side
    901,036.94x = 606,265,872,599.38
  5. Step 5: Solve for x
    x = 606,265,872,599.38/901,036.94
  6. Step 6: Final answer
    x = 672,853.52

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Double scale
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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.