Home / 1,009,766.79-1,393,482.09-550,891.67

Finding the Fourth Proportional to 1,009,766.79, 1,393,482.09 and 550,891.67

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Solution

The fourth proportional to 1,009,766.79, 1,393,482.09 and 550,891.67 is: 760,232.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,766.79 : 1,393,482.09 = 550,891.67 : x
  2. Step 2: Convert to fraction form
    1,009,766.79/1,393,482.09 = 550,891.67/x
  3. Step 3: Cross multiply
    1,009,766.79x = 1,393,482.09 × 550,891.67
  4. Step 4: Simplify right side
    1,009,766.79x = 767,657,675,675.19
  5. Step 5: Solve for x
    x = 767,657,675,675.19/1,009,766.79
  6. Step 6: Final answer
    x = 760,232.64

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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.