Home / 1,141,242.48-1,712,148-342,538.80

Finding the Fourth Proportional to 1,141,242.48, 1,712,148 and 342,538.80

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Solution

The fourth proportional to 1,141,242.48, 1,712,148 and 342,538.80 is: 513,893.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,242.48 : 1,712,148 = 342,538.80 : x
  2. Step 2: Convert to fraction form
    1,141,242.48/1,712,148 = 342,538.80/x
  3. Step 3: Cross multiply
    1,141,242.48x = 1,712,148 × 342,538.80
  4. Step 4: Simplify right side
    1,141,242.48x = 586,477,121,342.40
  5. Step 5: Solve for x
    x = 586,477,121,342.40/1,141,242.48
  6. Step 6: Final answer
    x = 513,893.53

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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.