Home / 988,652.48-1,364,322.36-558,932.74

Finding the Fourth Proportional to 988,652.48, 1,364,322.36 and 558,932.74

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Solution

The fourth proportional to 988,652.48, 1,364,322.36 and 558,932.74 is: 771,316.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,652.48 : 1,364,322.36 = 558,932.74 : x
  2. Step 2: Convert to fraction form
    988,652.48/1,364,322.36 = 558,932.74/x
  3. Step 3: Cross multiply
    988,652.48x = 1,364,322.36 × 558,932.74
  4. Step 4: Simplify right side
    988,652.48x = 762,564,434,918.07
  5. Step 5: Solve for x
    x = 762,564,434,918.07/988,652.48
  6. Step 6: Final answer
    x = 771,316.97

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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.