Home / 760,260.14-1,140,270.25-355,732.98

Finding the Fourth Proportional to 760,260.14, 1,140,270.25 and 355,732.98

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Solution

The fourth proportional to 760,260.14, 1,140,270.25 and 355,732.98 is: 533,543.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,260.14 : 1,140,270.25 = 355,732.98 : x
  2. Step 2: Convert to fraction form
    760,260.14/1,140,270.25 = 355,732.98/x
  3. Step 3: Cross multiply
    760,260.14x = 1,140,270.25 × 355,732.98
  4. Step 4: Simplify right side
    760,260.14x = 405,631,729,539.50
  5. Step 5: Solve for x
    x = 405,631,729,539.50/760,260.14
  6. Step 6: Final answer
    x = 533,543.33

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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.