Home / 830,641.22-1,146,285.34-448,668.00

Finding the Fourth Proportional to 830,641.22, 1,146,285.34 and 448,668.00

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Solution

The fourth proportional to 830,641.22, 1,146,285.34 and 448,668.00 is: 619,162.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,641.22 : 1,146,285.34 = 448,668.00 : x
  2. Step 2: Convert to fraction form
    830,641.22/1,146,285.34 = 448,668.00/x
  3. Step 3: Cross multiply
    830,641.22x = 1,146,285.34 × 448,668.00
  4. Step 4: Simplify right side
    830,641.22x = 514,301,542,952.35
  5. Step 5: Solve for x
    x = 514,301,542,952.35/830,641.22
  6. Step 6: Final answer
    x = 619,162.08

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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.