Home / 746,827.40-1,118,904.60-454,174.40

Finding the Fourth Proportional to 746,827.40, 1,118,904.60 and 454,174.40

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Solution

The fourth proportional to 746,827.40, 1,118,904.60 and 454,174.40 is: 680,448.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,827.40 : 1,118,904.60 = 454,174.40 : x
  2. Step 2: Convert to fraction form
    746,827.40/1,118,904.60 = 454,174.40/x
  3. Step 3: Cross multiply
    746,827.40x = 1,118,904.60 × 454,174.40
  4. Step 4: Simplify right side
    746,827.40x = 508,177,825,362.24
  5. Step 5: Solve for x
    x = 508,177,825,362.24/746,827.40
  6. Step 6: Final answer
    x = 680,448.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.