Home / 775,897.08-1,070,727.66-436,365.32

Finding the Fourth Proportional to 775,897.08, 1,070,727.66 and 436,365.32

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Solution

The fourth proportional to 775,897.08, 1,070,727.66 and 436,365.32 is: 602,178.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,897.08 : 1,070,727.66 = 436,365.32 : x
  2. Step 2: Convert to fraction form
    775,897.08/1,070,727.66 = 436,365.32/x
  3. Step 3: Cross multiply
    775,897.08x = 1,070,727.66 × 436,365.32
  4. Step 4: Simplify right side
    775,897.08x = 467,228,417,988.75
  5. Step 5: Solve for x
    x = 467,228,417,988.75/775,897.08
  6. Step 6: Final answer
    x = 602,178.34

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Double scale
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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.