Home / 730,063.15-1,007,476.42-407,777.95

Finding the Fourth Proportional to 730,063.15, 1,007,476.42 and 407,777.95

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Solution

The fourth proportional to 730,063.15, 1,007,476.42 and 407,777.95 is: 562,727.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,063.15 : 1,007,476.42 = 407,777.95 : x
  2. Step 2: Convert to fraction form
    730,063.15/1,007,476.42 = 407,777.95/x
  3. Step 3: Cross multiply
    730,063.15x = 1,007,476.42 × 407,777.95
  4. Step 4: Simplify right side
    730,063.15x = 410,826,669,220.94
  5. Step 5: Solve for x
    x = 410,826,669,220.94/730,063.15
  6. Step 6: Final answer
    x = 562,727.58

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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.