Home / 757,454.03-1,045,665.35-471,066.38

Finding the Fourth Proportional to 757,454.03, 1,045,665.35 and 471,066.38

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Solution

The fourth proportional to 757,454.03, 1,045,665.35 and 471,066.38 is: 650,307.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,454.03 : 1,045,665.35 = 471,066.38 : x
  2. Step 2: Convert to fraction form
    757,454.03/1,045,665.35 = 471,066.38/x
  3. Step 3: Cross multiply
    757,454.03x = 1,045,665.35 × 471,066.38
  4. Step 4: Simplify right side
    757,454.03x = 492,577,783,532.27
  5. Step 5: Solve for x
    x = 492,577,783,532.27/757,454.03
  6. Step 6: Final answer
    x = 650,307.17

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Double scale
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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.