Home / 760,558.20-1,049,582.74-416,388.38

Finding the Fourth Proportional to 760,558.20, 1,049,582.74 and 416,388.38

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Solution

The fourth proportional to 760,558.20, 1,049,582.74 and 416,388.38 is: 574,622.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,558.20 : 1,049,582.74 = 416,388.38 : x
  2. Step 2: Convert to fraction form
    760,558.20/1,049,582.74 = 416,388.38/x
  3. Step 3: Cross multiply
    760,558.20x = 1,049,582.74 × 416,388.38
  4. Step 4: Simplify right side
    760,558.20x = 437,034,056,784.56
  5. Step 5: Solve for x
    x = 437,034,056,784.56/760,558.20
  6. Step 6: Final answer
    x = 574,622.77

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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.