Home / 438,026.67-604,485.59-247,002.75

Finding the Fourth Proportional to 438,026.67, 604,485.59 and 247,002.75

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Solution

The fourth proportional to 438,026.67, 604,485.59 and 247,002.75 is: 340,868.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,026.67 : 604,485.59 = 247,002.75 : x
  2. Step 2: Convert to fraction form
    438,026.67/604,485.59 = 247,002.75/x
  3. Step 3: Cross multiply
    438,026.67x = 604,485.59 × 247,002.75
  4. Step 4: Simplify right side
    438,026.67x = 149,309,601,830.36
  5. Step 5: Solve for x
    x = 149,309,601,830.36/438,026.67
  6. Step 6: Final answer
    x = 340,868.75

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1.5x scale

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.