Home / 908,761.01-1,254,073.89-495,301.51

Finding the Fourth Proportional to 908,761.01, 1,254,073.89 and 495,301.51

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Solution

The fourth proportional to 908,761.01, 1,254,073.89 and 495,301.51 is: 683,507.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,761.01 : 1,254,073.89 = 495,301.51 : x
  2. Step 2: Convert to fraction form
    908,761.01/1,254,073.89 = 495,301.51/x
  3. Step 3: Cross multiply
    908,761.01x = 1,254,073.89 × 495,301.51
  4. Step 4: Simplify right side
    908,761.01x = 621,144,691,368.57
  5. Step 5: Solve for x
    x = 621,144,691,368.57/908,761.01
  6. Step 6: Final answer
    x = 683,507.20

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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.