Home / 1,038,988.80-1,558,094.40-364,809.60

Finding the Fourth Proportional to 1,038,988.80, 1,558,094.40 and 364,809.60

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Solution

The fourth proportional to 1,038,988.80, 1,558,094.40 and 364,809.60 is: 547,077.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,988.80 : 1,558,094.40 = 364,809.60 : x
  2. Step 2: Convert to fraction form
    1,038,988.80/1,558,094.40 = 364,809.60/x
  3. Step 3: Cross multiply
    1,038,988.80x = 1,558,094.40 × 364,809.60
  4. Step 4: Simplify right side
    1,038,988.80x = 568,407,794,826.24
  5. Step 5: Solve for x
    x = 568,407,794,826.24/1,038,988.80
  6. Step 6: Final answer
    x = 547,077.88

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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.