Home / 742,026.35-1,111,546.89-562,418.98

Finding the Fourth Proportional to 742,026.35, 1,111,546.89 and 562,418.98

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Solution

The fourth proportional to 742,026.35, 1,111,546.89 and 562,418.98 is: 842,497.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,026.35 : 1,111,546.89 = 562,418.98 : x
  2. Step 2: Convert to fraction form
    742,026.35/1,111,546.89 = 562,418.98/x
  3. Step 3: Cross multiply
    742,026.35x = 1,111,546.89 × 562,418.98
  4. Step 4: Simplify right side
    742,026.35x = 625,155,062,538.24
  5. Step 5: Solve for x
    x = 625,155,062,538.24/742,026.35
  6. Step 6: Final answer
    x = 842,497.12

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1.5x scale

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.