Home / 948,321.47-1,422,482.21-349,061.60

Finding the Fourth Proportional to 948,321.47, 1,422,482.21 and 349,061.60

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Solution

The fourth proportional to 948,321.47, 1,422,482.21 and 349,061.60 is: 523,592.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,321.47 : 1,422,482.21 = 349,061.60 : x
  2. Step 2: Convert to fraction form
    948,321.47/1,422,482.21 = 349,061.60/x
  3. Step 3: Cross multiply
    948,321.47x = 1,422,482.21 × 349,061.60
  4. Step 4: Simplify right side
    948,321.47x = 496,533,919,314.01
  5. Step 5: Solve for x
    x = 496,533,919,314.01/948,321.47
  6. Step 6: Final answer
    x = 523,592.40

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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.