Home / 760,710.59-1,142,208.93-724,147.37

Finding the Fourth Proportional to 760,710.59, 1,142,208.93 and 724,147.37

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Solution

The fourth proportional to 760,710.59, 1,142,208.93 and 724,147.37 is: 1,087,309.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,710.59 : 1,142,208.93 = 724,147.37 : x
  2. Step 2: Convert to fraction form
    760,710.59/1,142,208.93 = 724,147.37/x
  3. Step 3: Cross multiply
    760,710.59x = 1,142,208.93 × 724,147.37
  4. Step 4: Simplify right side
    760,710.59x = 827,127,589,707.05
  5. Step 5: Solve for x
    x = 827,127,589,707.05/760,710.59
  6. Step 6: Final answer
    x = 1,087,309.16

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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.