Home / 959,329.90-1,438,235.75-360,224.32

Finding the Fourth Proportional to 959,329.90, 1,438,235.75 and 360,224.32

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Solution

The fourth proportional to 959,329.90, 1,438,235.75 and 360,224.32 is: 540,051.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,329.90 : 1,438,235.75 = 360,224.32 : x
  2. Step 2: Convert to fraction form
    959,329.90/1,438,235.75 = 360,224.32/x
  3. Step 3: Cross multiply
    959,329.90x = 1,438,235.75 × 360,224.32
  4. Step 4: Simplify right side
    959,329.90x = 518,087,493,242.32
  5. Step 5: Solve for x
    x = 518,087,493,242.32/959,329.90
  6. Step 6: Final answer
    x = 540,051.44

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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.