Home / 742,061.23-1,024,048.28-419,764.41

Finding the Fourth Proportional to 742,061.23, 1,024,048.28 and 419,764.41

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Solution

The fourth proportional to 742,061.23, 1,024,048.28 and 419,764.41 is: 579,277.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,061.23 : 1,024,048.28 = 419,764.41 : x
  2. Step 2: Convert to fraction form
    742,061.23/1,024,048.28 = 419,764.41/x
  3. Step 3: Cross multiply
    742,061.23x = 1,024,048.28 × 419,764.41
  4. Step 4: Simplify right side
    742,061.23x = 429,859,019,274.95
  5. Step 5: Solve for x
    x = 429,859,019,274.95/742,061.23
  6. Step 6: Final answer
    x = 579,277.02

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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.