Home / 965,038.02-1,447,624.46-396,447.78

Finding the Fourth Proportional to 965,038.02, 1,447,624.46 and 396,447.78

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Solution

The fourth proportional to 965,038.02, 1,447,624.46 and 396,447.78 is: 594,699.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,038.02 : 1,447,624.46 = 396,447.78 : x
  2. Step 2: Convert to fraction form
    965,038.02/1,447,624.46 = 396,447.78/x
  3. Step 3: Cross multiply
    965,038.02x = 1,447,624.46 × 396,447.78
  4. Step 4: Simplify right side
    965,038.02x = 573,907,507,630.39
  5. Step 5: Solve for x
    x = 573,907,507,630.39/965,038.02
  6. Step 6: Final answer
    x = 594,699.38

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Double scale
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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.