Home / 903,619.60-1,355,429.40-497,712.40

Finding the Fourth Proportional to 903,619.60, 1,355,429.40 and 497,712.40

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Solution

The fourth proportional to 903,619.60, 1,355,429.40 and 497,712.40 is: 746,568.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,619.60 : 1,355,429.40 = 497,712.40 : x
  2. Step 2: Convert to fraction form
    903,619.60/1,355,429.40 = 497,712.40/x
  3. Step 3: Cross multiply
    903,619.60x = 1,355,429.40 × 497,712.40
  4. Step 4: Simplify right side
    903,619.60x = 674,614,019,704.56
  5. Step 5: Solve for x
    x = 674,614,019,704.56/903,619.60
  6. Step 6: Final answer
    x = 746,568.60

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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.