Home / 741,455.09-1,023,200.33-414,763.86

Finding the Fourth Proportional to 741,455.09, 1,023,200.33 and 414,763.86

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Solution

The fourth proportional to 741,455.09, 1,023,200.33 and 414,763.86 is: 572,369.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,455.09 : 1,023,200.33 = 414,763.86 : x
  2. Step 2: Convert to fraction form
    741,455.09/1,023,200.33 = 414,763.86/x
  3. Step 3: Cross multiply
    741,455.09x = 1,023,200.33 × 414,763.86
  4. Step 4: Simplify right side
    741,455.09x = 424,386,518,424.07
  5. Step 5: Solve for x
    x = 424,386,518,424.07/741,455.09
  6. Step 6: Final answer
    x = 572,369.82

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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.