Home / 1,077,557.50-1,616,344.35-478,357.57

Finding the Fourth Proportional to 1,077,557.50, 1,616,344.35 and 478,357.57

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Solution

The fourth proportional to 1,077,557.50, 1,616,344.35 and 478,357.57 is: 717,539.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,557.50 : 1,616,344.35 = 478,357.57 : x
  2. Step 2: Convert to fraction form
    1,077,557.50/1,616,344.35 = 478,357.57/x
  3. Step 3: Cross multiply
    1,077,557.50x = 1,616,344.35 × 478,357.57
  4. Step 4: Simplify right side
    1,077,557.50x = 773,190,555,549.23
  5. Step 5: Solve for x
    x = 773,190,555,549.23/1,077,557.50
  6. Step 6: Final answer
    x = 717,539.95

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1.5x scale

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.