Home / 887,666.64-1,225,207.80-547,939.68

Finding the Fourth Proportional to 887,666.64, 1,225,207.80 and 547,939.68

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Solution

The fourth proportional to 887,666.64, 1,225,207.80 and 547,939.68 is: 756,297.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,666.64 : 1,225,207.80 = 547,939.68 : x
  2. Step 2: Convert to fraction form
    887,666.64/1,225,207.80 = 547,939.68/x
  3. Step 3: Cross multiply
    887,666.64x = 1,225,207.80 × 547,939.68
  4. Step 4: Simplify right side
    887,666.64x = 671,339,969,865.50
  5. Step 5: Solve for x
    x = 671,339,969,865.50/887,666.64
  6. Step 6: Final answer
    x = 756,297.40

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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.