Home / 1,038,818.80-1,557,767.40-477,564.40

Finding the Fourth Proportional to 1,038,818.80, 1,557,767.40 and 477,564.40

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Solution

The fourth proportional to 1,038,818.80, 1,557,767.40 and 477,564.40 is: 716,134.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,818.80 : 1,557,767.40 = 477,564.40 : x
  2. Step 2: Convert to fraction form
    1,038,818.80/1,557,767.40 = 477,564.40/x
  3. Step 3: Cross multiply
    1,038,818.80x = 1,557,767.40 × 477,564.40
  4. Step 4: Simplify right side
    1,038,818.80x = 743,934,253,720.56
  5. Step 5: Solve for x
    x = 743,934,253,720.56/1,038,818.80
  6. Step 6: Final answer
    x = 716,134.76

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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.