Home / 730,647.63-1,095,009.16-309,402.27

Finding the Fourth Proportional to 730,647.63, 1,095,009.16 and 309,402.27

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Solution

The fourth proportional to 730,647.63, 1,095,009.16 and 309,402.27 is: 463,695.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,647.63 : 1,095,009.16 = 309,402.27 : x
  2. Step 2: Convert to fraction form
    730,647.63/1,095,009.16 = 309,402.27/x
  3. Step 3: Cross multiply
    730,647.63x = 1,095,009.16 × 309,402.27
  4. Step 4: Simplify right side
    730,647.63x = 338,798,319,774.79
  5. Step 5: Solve for x
    x = 338,798,319,774.79/730,647.63
  6. Step 6: Final answer
    x = 463,695.91

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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.