Home / 908,798.54-1,254,136.37-495,334.85

Finding the Fourth Proportional to 908,798.54, 1,254,136.37 and 495,334.85

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Solution

The fourth proportional to 908,798.54, 1,254,136.37 and 495,334.85 is: 683,559.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,798.54 : 1,254,136.37 = 495,334.85 : x
  2. Step 2: Convert to fraction form
    908,798.54/1,254,136.37 = 495,334.85/x
  3. Step 3: Cross multiply
    908,798.54x = 1,254,136.37 × 495,334.85
  4. Step 4: Simplify right side
    908,798.54x = 621,217,441,966.14
  5. Step 5: Solve for x
    x = 621,217,441,966.14/908,798.54
  6. Step 6: Final answer
    x = 683,559.03

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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.