Home / 1,038,747.76-1,558,355.04-328,818.40

Finding the Fourth Proportional to 1,038,747.76, 1,558,355.04 and 328,818.40

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Solution

The fourth proportional to 1,038,747.76, 1,558,355.04 and 328,818.40 is: 493,301.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,747.76 : 1,558,355.04 = 328,818.40 : x
  2. Step 2: Convert to fraction form
    1,038,747.76/1,558,355.04 = 328,818.40/x
  3. Step 3: Cross multiply
    1,038,747.76x = 1,558,355.04 × 328,818.40
  4. Step 4: Simplify right side
    1,038,747.76x = 512,415,810,884.74
  5. Step 5: Solve for x
    x = 512,415,810,884.74/1,038,747.76
  6. Step 6: Final answer
    x = 493,301.48

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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.