Home / 346,029.68-477,522.60-202,790.72

Finding the Fourth Proportional to 346,029.68, 477,522.60 and 202,790.72

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Solution

The fourth proportional to 346,029.68, 477,522.60 and 202,790.72 is: 279,852.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,029.68 : 477,522.60 = 202,790.72 : x
  2. Step 2: Convert to fraction form
    346,029.68/477,522.60 = 202,790.72/x
  3. Step 3: Cross multiply
    346,029.68x = 477,522.60 × 202,790.72
  4. Step 4: Simplify right side
    346,029.68x = 96,837,151,870.27
  5. Step 5: Solve for x
    x = 96,837,151,870.27/346,029.68
  6. Step 6: Final answer
    x = 279,852.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.