Home / 760,133.80-1,140,200.70-698,132.35

Finding the Fourth Proportional to 760,133.80, 1,140,200.70 and 698,132.35

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Solution

The fourth proportional to 760,133.80, 1,140,200.70 and 698,132.35 is: 1,047,198.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,133.80 : 1,140,200.70 = 698,132.35 : x
  2. Step 2: Convert to fraction form
    760,133.80/1,140,200.70 = 698,132.35/x
  3. Step 3: Cross multiply
    760,133.80x = 1,140,200.70 × 698,132.35
  4. Step 4: Simplify right side
    760,133.80x = 796,010,994,162.65
  5. Step 5: Solve for x
    x = 796,010,994,162.65/760,133.80
  6. Step 6: Final answer
    x = 1,047,198.53

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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.