Home / 746,239.50-1,029,838.32-424,004.22

Finding the Fourth Proportional to 746,239.50, 1,029,838.32 and 424,004.22

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Solution

The fourth proportional to 746,239.50, 1,029,838.32 and 424,004.22 is: 585,141.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,239.50 : 1,029,838.32 = 424,004.22 : x
  2. Step 2: Convert to fraction form
    746,239.50/1,029,838.32 = 424,004.22/x
  3. Step 3: Cross multiply
    746,239.50x = 1,029,838.32 × 424,004.22
  4. Step 4: Simplify right side
    746,239.50x = 436,655,793,597.71
  5. Step 5: Solve for x
    x = 436,655,793,597.71/746,239.50
  6. Step 6: Final answer
    x = 585,141.62

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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.