Home / 993,975.21-1,490,962.58-284,003.26

Finding the Fourth Proportional to 993,975.21, 1,490,962.58 and 284,003.26

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Solution

The fourth proportional to 993,975.21, 1,490,962.58 and 284,003.26 is: 426,004.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,975.21 : 1,490,962.58 = 284,003.26 : x
  2. Step 2: Convert to fraction form
    993,975.21/1,490,962.58 = 284,003.26/x
  3. Step 3: Cross multiply
    993,975.21x = 1,490,962.58 × 284,003.26
  4. Step 4: Simplify right side
    993,975.21x = 423,438,225,803.20
  5. Step 5: Solve for x
    x = 423,438,225,803.20/993,975.21
  6. Step 6: Final answer
    x = 426,004.82

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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.