Home / 760,935.32-1,141,490.46-445,394.96

Finding the Fourth Proportional to 760,935.32, 1,141,490.46 and 445,394.96

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Solution

The fourth proportional to 760,935.32, 1,141,490.46 and 445,394.96 is: 668,143.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,935.32 : 1,141,490.46 = 445,394.96 : x
  2. Step 2: Convert to fraction form
    760,935.32/1,141,490.46 = 445,394.96/x
  3. Step 3: Cross multiply
    760,935.32x = 1,141,490.46 × 445,394.96
  4. Step 4: Simplify right side
    760,935.32x = 508,414,097,772.08
  5. Step 5: Solve for x
    x = 508,414,097,772.08/760,935.32
  6. Step 6: Final answer
    x = 668,143.64

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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.