Home / 746,370.18-1,117,914.25-616,818.23

Finding the Fourth Proportional to 746,370.18, 1,117,914.25 and 616,818.23

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Solution

The fourth proportional to 746,370.18, 1,117,914.25 and 616,818.23 is: 923,871.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,370.18 : 1,117,914.25 = 616,818.23 : x
  2. Step 2: Convert to fraction form
    746,370.18/1,117,914.25 = 616,818.23/x
  3. Step 3: Cross multiply
    746,370.18x = 1,117,914.25 × 616,818.23
  4. Step 4: Simplify right side
    746,370.18x = 689,549,880,303.12
  5. Step 5: Solve for x
    x = 689,549,880,303.12/746,370.18
  6. Step 6: Final answer
    x = 923,871.16

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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.