Home / 1,077,559.50-1,616,347.35-478,359.57

Finding the Fourth Proportional to 1,077,559.50, 1,616,347.35 and 478,359.57

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Solution

The fourth proportional to 1,077,559.50, 1,616,347.35 and 478,359.57 is: 717,542.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,559.50 : 1,616,347.35 = 478,359.57 : x
  2. Step 2: Convert to fraction form
    1,077,559.50/1,616,347.35 = 478,359.57/x
  3. Step 3: Cross multiply
    1,077,559.50x = 1,616,347.35 × 478,359.57
  4. Step 4: Simplify right side
    1,077,559.50x = 773,195,223,316.64
  5. Step 5: Solve for x
    x = 773,195,223,316.64/1,077,559.50
  6. Step 6: Final answer
    x = 717,542.95

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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.