Home / 872,335.31-1,308,501.34-273,342.35

Finding the Fourth Proportional to 872,335.31, 1,308,501.34 and 273,342.35

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Solution

The fourth proportional to 872,335.31, 1,308,501.34 and 273,342.35 is: 410,013.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,335.31 : 1,308,501.34 = 273,342.35 : x
  2. Step 2: Convert to fraction form
    872,335.31/1,308,501.34 = 273,342.35/x
  3. Step 3: Cross multiply
    872,335.31x = 1,308,501.34 × 273,342.35
  4. Step 4: Simplify right side
    872,335.31x = 357,668,824,027.89
  5. Step 5: Solve for x
    x = 357,668,824,027.89/872,335.31
  6. Step 6: Final answer
    x = 410,013.01

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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.