Home / 791,300.48-1,091,399.36-549,583.36

Finding the Fourth Proportional to 791,300.48, 1,091,399.36 and 549,583.36

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Solution

The fourth proportional to 791,300.48, 1,091,399.36 and 549,583.36 is: 758,011.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,300.48 : 1,091,399.36 = 549,583.36 : x
  2. Step 2: Convert to fraction form
    791,300.48/1,091,399.36 = 549,583.36/x
  3. Step 3: Cross multiply
    791,300.48x = 1,091,399.36 × 549,583.36
  4. Step 4: Simplify right side
    791,300.48x = 599,814,927,370.65
  5. Step 5: Solve for x
    x = 599,814,927,370.65/791,300.48
  6. Step 6: Final answer
    x = 758,011.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.