Home / 850,010.75-1,173,013.71-468,034.19

Finding the Fourth Proportional to 850,010.75, 1,173,013.71 and 468,034.19

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Solution

The fourth proportional to 850,010.75, 1,173,013.71 and 468,034.19 is: 645,886.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,010.75 : 1,173,013.71 = 468,034.19 : x
  2. Step 2: Convert to fraction form
    850,010.75/1,173,013.71 = 468,034.19/x
  3. Step 3: Cross multiply
    850,010.75x = 1,173,013.71 × 468,034.19
  4. Step 4: Simplify right side
    850,010.75x = 549,010,521,618.75
  5. Step 5: Solve for x
    x = 549,010,521,618.75/850,010.75
  6. Step 6: Final answer
    x = 645,886.56

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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.