Home / 757,317.09-1,045,097.59-417,785.34

Finding the Fourth Proportional to 757,317.09, 1,045,097.59 and 417,785.34

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Solution

The fourth proportional to 757,317.09, 1,045,097.59 and 417,785.34 is: 576,543.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,317.09 : 1,045,097.59 = 417,785.34 : x
  2. Step 2: Convert to fraction form
    757,317.09/1,045,097.59 = 417,785.34/x
  3. Step 3: Cross multiply
    757,317.09x = 1,045,097.59 × 417,785.34
  4. Step 4: Simplify right side
    757,317.09x = 436,626,455,629.33
  5. Step 5: Solve for x
    x = 436,626,455,629.33/757,317.09
  6. Step 6: Final answer
    x = 576,543.77

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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.