Home / 901,888.98-1,245,443.49-675,140.82

Finding the Fourth Proportional to 901,888.98, 1,245,443.49 and 675,140.82

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Solution

The fourth proportional to 901,888.98, 1,245,443.49 and 675,140.82 is: 932,320.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,888.98 : 1,245,443.49 = 675,140.82 : x
  2. Step 2: Convert to fraction form
    901,888.98/1,245,443.49 = 675,140.82/x
  3. Step 3: Cross multiply
    901,888.98x = 1,245,443.49 × 675,140.82
  4. Step 4: Simplify right side
    901,888.98x = 840,849,739,102.26
  5. Step 5: Solve for x
    x = 840,849,739,102.26/901,888.98
  6. Step 6: Final answer
    x = 932,320.67

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Double scale
Find fourth proportional to 901,889.98, 1,245,444.87 and 675,141.82
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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.