Home / 757,452.28-1,045,662.93-471,064.63

Finding the Fourth Proportional to 757,452.28, 1,045,662.93 and 471,064.63

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Solution

The fourth proportional to 757,452.28, 1,045,662.93 and 471,064.63 is: 650,304.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,452.28 : 1,045,662.93 = 471,064.63 : x
  2. Step 2: Convert to fraction form
    757,452.28/1,045,662.93 = 471,064.63/x
  3. Step 3: Cross multiply
    757,452.28x = 1,045,662.93 × 471,064.63
  4. Step 4: Simplify right side
    757,452.28x = 492,574,821,225.17
  5. Step 5: Solve for x
    x = 492,574,821,225.17/757,452.28
  6. Step 6: Final answer
    x = 650,304.76

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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.