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Finding the Fourth Proportional to 585,036.75, 877,555.13 and 141,804.75

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Solution

The fourth proportional to 585,036.75, 877,555.13 and 141,804.75 is: 212,707.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,036.75 : 877,555.13 = 141,804.75 : x
  2. Step 2: Convert to fraction form
    585,036.75/877,555.13 = 141,804.75/x
  3. Step 3: Cross multiply
    585,036.75x = 877,555.13 × 141,804.75
  4. Step 4: Simplify right side
    585,036.75x = 124,441,485,111.84
  5. Step 5: Solve for x
    x = 124,441,485,111.84/585,036.75
  6. Step 6: Final answer
    x = 212,707.13

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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.