Home / 346,948.80-520,077.60-159,633.60

Finding the Fourth Proportional to 346,948.80, 520,077.60 and 159,633.60

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Solution

The fourth proportional to 346,948.80, 520,077.60 and 159,633.60 is: 239,291.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,948.80 : 520,077.60 = 159,633.60 : x
  2. Step 2: Convert to fraction form
    346,948.80/520,077.60 = 159,633.60/x
  3. Step 3: Cross multiply
    346,948.80x = 520,077.60 × 159,633.60
  4. Step 4: Simplify right side
    346,948.80x = 83,021,859,567.36
  5. Step 5: Solve for x
    x = 83,021,859,567.36/346,948.80
  6. Step 6: Final answer
    x = 239,291.39

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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.