Home / 903,259.42-1,246,499.77-495,364.14

Finding the Fourth Proportional to 903,259.42, 1,246,499.77 and 495,364.14

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Solution

The fourth proportional to 903,259.42, 1,246,499.77 and 495,364.14 is: 683,603.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,259.42 : 1,246,499.77 = 495,364.14 : x
  2. Step 2: Convert to fraction form
    903,259.42/1,246,499.77 = 495,364.14/x
  3. Step 3: Cross multiply
    903,259.42x = 1,246,499.77 × 495,364.14
  4. Step 4: Simplify right side
    903,259.42x = 617,471,286,576.25
  5. Step 5: Solve for x
    x = 617,471,286,576.25/903,259.42
  6. Step 6: Final answer
    x = 683,603.48

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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.