Home / 850,670.51-1,273,904.84-634,009.77

Finding the Fourth Proportional to 850,670.51, 1,273,904.84 and 634,009.77

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Solution

The fourth proportional to 850,670.51, 1,273,904.84 and 634,009.77 is: 949,448.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,670.51 : 1,273,904.84 = 634,009.77 : x
  2. Step 2: Convert to fraction form
    850,670.51/1,273,904.84 = 634,009.77/x
  3. Step 3: Cross multiply
    850,670.51x = 1,273,904.84 × 634,009.77
  4. Step 4: Simplify right side
    850,670.51x = 807,668,111,440.24
  5. Step 5: Solve for x
    x = 807,668,111,440.24/850,670.51
  6. Step 6: Final answer
    x = 949,448.83

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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.