Home / 756,113.52-1,043,587.32-434,041.20

Finding the Fourth Proportional to 756,113.52, 1,043,587.32 and 434,041.20

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Solution

The fourth proportional to 756,113.52, 1,043,587.32 and 434,041.20 is: 599,063.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,113.52 : 1,043,587.32 = 434,041.20 : x
  2. Step 2: Convert to fraction form
    756,113.52/1,043,587.32 = 434,041.20/x
  3. Step 3: Cross multiply
    756,113.52x = 1,043,587.32 × 434,041.20
  4. Step 4: Simplify right side
    756,113.52x = 452,959,892,677.58
  5. Step 5: Solve for x
    x = 452,959,892,677.58/756,113.52
  6. Step 6: Final answer
    x = 599,063.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.