Home / 872,848.07-1,308,619.80-602,203.92

Finding the Fourth Proportional to 872,848.07, 1,308,619.80 and 602,203.92

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Solution

The fourth proportional to 872,848.07, 1,308,619.80 and 602,203.92 is: 902,855.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,848.07 : 1,308,619.80 = 602,203.92 : x
  2. Step 2: Convert to fraction form
    872,848.07/1,308,619.80 = 602,203.92/x
  3. Step 3: Cross multiply
    872,848.07x = 1,308,619.80 × 602,203.92
  4. Step 4: Simplify right side
    872,848.07x = 788,055,968,442.29
  5. Step 5: Solve for x
    x = 788,055,968,442.29/872,848.07
  6. Step 6: Final answer
    x = 902,855.83

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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.