Home / 380,070.15-524,413.51-227,085.36

Finding the Fourth Proportional to 380,070.15, 524,413.51 and 227,085.36

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Solution

The fourth proportional to 380,070.15, 524,413.51 and 227,085.36 is: 313,328.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,070.15 : 524,413.51 = 227,085.36 : x
  2. Step 2: Convert to fraction form
    380,070.15/524,413.51 = 227,085.36/x
  3. Step 3: Cross multiply
    380,070.15x = 524,413.51 × 227,085.36
  4. Step 4: Simplify right side
    380,070.15x = 119,086,630,707.21
  5. Step 5: Solve for x
    x = 119,086,630,707.21/380,070.15
  6. Step 6: Final answer
    x = 313,328.03

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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.