Home / 730,587.16-1,095,365.58-280,930.24

Finding the Fourth Proportional to 730,587.16, 1,095,365.58 and 280,930.24

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Solution

The fourth proportional to 730,587.16, 1,095,365.58 and 280,930.24 is: 421,197.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,587.16 : 1,095,365.58 = 280,930.24 : x
  2. Step 2: Convert to fraction form
    730,587.16/1,095,365.58 = 280,930.24/x
  3. Step 3: Cross multiply
    730,587.16x = 1,095,365.58 × 280,930.24
  4. Step 4: Simplify right side
    730,587.16x = 307,721,315,277.14
  5. Step 5: Solve for x
    x = 307,721,315,277.14/730,587.16
  6. Step 6: Final answer
    x = 421,197.27

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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.