Home / 782,703.72-1,174,449.60-583,424.28

Finding the Fourth Proportional to 782,703.72, 1,174,449.60 and 583,424.28

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Solution

The fourth proportional to 782,703.72, 1,174,449.60 and 583,424.28 is: 875,430.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,703.72 : 1,174,449.60 = 583,424.28 : x
  2. Step 2: Convert to fraction form
    782,703.72/1,174,449.60 = 583,424.28/x
  3. Step 3: Cross multiply
    782,703.72x = 1,174,449.60 × 583,424.28
  4. Step 4: Simplify right side
    782,703.72x = 685,202,412,276.29
  5. Step 5: Solve for x
    x = 685,202,412,276.29/782,703.72
  6. Step 6: Final answer
    x = 875,430.12

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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.