Home / 1,009,696.29-1,393,384.86-550,820.67

Finding the Fourth Proportional to 1,009,696.29, 1,393,384.86 and 550,820.67

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Solution

The fourth proportional to 1,009,696.29, 1,393,384.86 and 550,820.67 is: 760,134.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,696.29 : 1,393,384.86 = 550,820.67 : x
  2. Step 2: Convert to fraction form
    1,009,696.29/1,393,384.86 = 550,820.67/x
  3. Step 3: Cross multiply
    1,009,696.29x = 1,393,384.86 × 550,820.67
  4. Step 4: Simplify right side
    1,009,696.29x = 767,505,182,153.06
  5. Step 5: Solve for x
    x = 767,505,182,153.06/1,009,696.29
  6. Step 6: Final answer
    x = 760,134.70

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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.