Home / 771,453.26-1,152,488.23-499,364.81

Finding the Fourth Proportional to 771,453.26, 1,152,488.23 and 499,364.81

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Solution

The fourth proportional to 771,453.26, 1,152,488.23 and 499,364.81 is: 746,010.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,453.26 : 1,152,488.23 = 499,364.81 : x
  2. Step 2: Convert to fraction form
    771,453.26/1,152,488.23 = 499,364.81/x
  3. Step 3: Cross multiply
    771,453.26x = 1,152,488.23 × 499,364.81
  4. Step 4: Simplify right side
    771,453.26x = 575,512,063,504.36
  5. Step 5: Solve for x
    x = 575,512,063,504.36/771,453.26
  6. Step 6: Final answer
    x = 746,010.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.