Home / 760,190.85-1,139,498.94-625,657.53

Finding the Fourth Proportional to 760,190.85, 1,139,498.94 and 625,657.53

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Solution

The fourth proportional to 760,190.85, 1,139,498.94 and 625,657.53 is: 937,838.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,190.85 : 1,139,498.94 = 625,657.53 : x
  2. Step 2: Convert to fraction form
    760,190.85/1,139,498.94 = 625,657.53/x
  3. Step 3: Cross multiply
    760,190.85x = 1,139,498.94 × 625,657.53
  4. Step 4: Simplify right side
    760,190.85x = 712,936,092,238.02
  5. Step 5: Solve for x
    x = 712,936,092,238.02/760,190.85
  6. Step 6: Final answer
    x = 937,838.30

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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.