Home / 824,173.23-1,235,263.31-424,596.03

Finding the Fourth Proportional to 824,173.23, 1,235,263.31 and 424,596.03

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Solution

The fourth proportional to 824,173.23, 1,235,263.31 and 424,596.03 is: 636,380.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,173.23 : 1,235,263.31 = 424,596.03 : x
  2. Step 2: Convert to fraction form
    824,173.23/1,235,263.31 = 424,596.03/x
  3. Step 3: Cross multiply
    824,173.23x = 1,235,263.31 × 424,596.03
  4. Step 4: Simplify right side
    824,173.23x = 524,487,897,430.66
  5. Step 5: Solve for x
    x = 524,487,897,430.66/824,173.23
  6. Step 6: Final answer
    x = 636,380.65

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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.