Home / 760,114.80-1,140,172.20-698,113.35

Finding the Fourth Proportional to 760,114.80, 1,140,172.20 and 698,113.35

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Solution

The fourth proportional to 760,114.80, 1,140,172.20 and 698,113.35 is: 1,047,170.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,114.80 : 1,140,172.20 = 698,113.35 : x
  2. Step 2: Convert to fraction form
    760,114.80/1,140,172.20 = 698,113.35/x
  3. Step 3: Cross multiply
    760,114.80x = 1,140,172.20 × 698,113.35
  4. Step 4: Simplify right side
    760,114.80x = 795,969,434,118.87
  5. Step 5: Solve for x
    x = 795,969,434,118.87/760,114.80
  6. Step 6: Final answer
    x = 1,047,170.03

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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.