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Finding the Fourth Proportional to 202,303.20, 282,699.60 and 202,303.20

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Solution

The fourth proportional to 202,303.20, 282,699.60 and 202,303.20 is: 282,699.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,303.20 : 282,699.60 = 202,303.20 : x
  2. Step 2: Convert to fraction form
    202,303.20/282,699.60 = 202,303.20/x
  3. Step 3: Cross multiply
    202,303.20x = 282,699.60 × 202,303.20
  4. Step 4: Simplify right side
    202,303.20x = 57,191,033,718.72
  5. Step 5: Solve for x
    x = 57,191,033,718.72/202,303.20
  6. Step 6: Final answer
    x = 282,699.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.