Home / 988,633.94-1,482,950.91-314,712.32

Finding the Fourth Proportional to 988,633.94, 1,482,950.91 and 314,712.32

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Solution

The fourth proportional to 988,633.94, 1,482,950.91 and 314,712.32 is: 472,068.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,633.94 : 1,482,950.91 = 314,712.32 : x
  2. Step 2: Convert to fraction form
    988,633.94/1,482,950.91 = 314,712.32/x
  3. Step 3: Cross multiply
    988,633.94x = 1,482,950.91 × 314,712.32
  4. Step 4: Simplify right side
    988,633.94x = 466,702,913,917.46
  5. Step 5: Solve for x
    x = 466,702,913,917.46/988,633.94
  6. Step 6: Final answer
    x = 472,068.47

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.