Home / 760,235.50-1,139,443.22-354,882.34

Finding the Fourth Proportional to 760,235.50, 1,139,443.22 and 354,882.34

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Solution

The fourth proportional to 760,235.50, 1,139,443.22 and 354,882.34 is: 531,898.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,235.50 : 1,139,443.22 = 354,882.34 : x
  2. Step 2: Convert to fraction form
    760,235.50/1,139,443.22 = 354,882.34/x
  3. Step 3: Cross multiply
    760,235.50x = 1,139,443.22 × 354,882.34
  4. Step 4: Simplify right side
    760,235.50x = 404,368,276,210.74
  5. Step 5: Solve for x
    x = 404,368,276,210.74/760,235.50
  6. Step 6: Final answer
    x = 531,898.70

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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.