Home / 757,299.09-1,045,055.93-417,767.25

Finding the Fourth Proportional to 757,299.09, 1,045,055.93 and 417,767.25

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Solution

The fourth proportional to 757,299.09, 1,045,055.93 and 417,767.25 is: 576,509.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,299.09 : 1,045,055.93 = 417,767.25 : x
  2. Step 2: Convert to fraction form
    757,299.09/1,045,055.93 = 417,767.25/x
  3. Step 3: Cross multiply
    757,299.09x = 1,045,055.93 × 417,767.25
  4. Step 4: Simplify right side
    757,299.09x = 436,590,139,883.46
  5. Step 5: Solve for x
    x = 436,590,139,883.46/757,299.09
  6. Step 6: Final answer
    x = 576,509.53

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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.