Home / 760,970.60-1,141,630.86-228,501.71

Finding the Fourth Proportional to 760,970.60, 1,141,630.86 and 228,501.71

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Solution

The fourth proportional to 760,970.60, 1,141,630.86 and 228,501.71 is: 342,805.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,970.60 : 1,141,630.86 = 228,501.71 : x
  2. Step 2: Convert to fraction form
    760,970.60/1,141,630.86 = 228,501.71/x
  3. Step 3: Cross multiply
    760,970.60x = 1,141,630.86 × 228,501.71
  4. Step 4: Simplify right side
    760,970.60x = 260,864,601,843.29
  5. Step 5: Solve for x
    x = 260,864,601,843.29/760,970.60
  6. Step 6: Final answer
    x = 342,805.10

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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.