Home / 974,784.60-1,462,176.90-310,003.80

Finding the Fourth Proportional to 974,784.60, 1,462,176.90 and 310,003.80

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Solution

The fourth proportional to 974,784.60, 1,462,176.90 and 310,003.80 is: 465,005.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,784.60 : 1,462,176.90 = 310,003.80 : x
  2. Step 2: Convert to fraction form
    974,784.60/1,462,176.90 = 310,003.80/x
  3. Step 3: Cross multiply
    974,784.60x = 1,462,176.90 × 310,003.80
  4. Step 4: Simplify right side
    974,784.60x = 453,280,395,272.22
  5. Step 5: Solve for x
    x = 453,280,395,272.22/974,784.60
  6. Step 6: Final answer
    x = 465,005.70

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Similar ratio
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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.