Home / 758,632.32-1,046,926.08-419,080.32

Finding the Fourth Proportional to 758,632.32, 1,046,926.08 and 419,080.32

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Solution

The fourth proportional to 758,632.32, 1,046,926.08 and 419,080.32 is: 578,338.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,632.32 : 1,046,926.08 = 419,080.32 : x
  2. Step 2: Convert to fraction form
    758,632.32/1,046,926.08 = 419,080.32/x
  3. Step 3: Cross multiply
    758,632.32x = 1,046,926.08 × 419,080.32
  4. Step 4: Simplify right side
    758,632.32x = 438,746,116,622.75
  5. Step 5: Solve for x
    x = 438,746,116,622.75/758,632.32
  6. Step 6: Final answer
    x = 578,338.29

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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.