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Finding the Fourth Proportional to 601,980.59, 903,121.22 and 424,833.59

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Solution

The fourth proportional to 601,980.59, 903,121.22 and 424,833.59 is: 637,356.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,980.59 : 903,121.22 = 424,833.59 : x
  2. Step 2: Convert to fraction form
    601,980.59/903,121.22 = 424,833.59/x
  3. Step 3: Cross multiply
    601,980.59x = 903,121.22 × 424,833.59
  4. Step 4: Simplify right side
    601,980.59x = 383,676,233,417.67
  5. Step 5: Solve for x
    x = 383,676,233,417.67/601,980.59
  6. Step 6: Final answer
    x = 637,356.48

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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.