Home / 760,933.32-1,141,487.46-445,392.96

Finding the Fourth Proportional to 760,933.32, 1,141,487.46 and 445,392.96

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Solution

The fourth proportional to 760,933.32, 1,141,487.46 and 445,392.96 is: 668,140.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,933.32 : 1,141,487.46 = 445,392.96 : x
  2. Step 2: Convert to fraction form
    760,933.32/1,141,487.46 = 445,392.96/x
  3. Step 3: Cross multiply
    760,933.32x = 1,141,487.46 × 445,392.96
  4. Step 4: Simplify right side
    760,933.32x = 508,410,478,612.28
  5. Step 5: Solve for x
    x = 508,410,478,612.28/760,933.32
  6. Step 6: Final answer
    x = 668,140.64

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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.