Home / 961,686.44-1,326,804.98-553,779.52

Finding the Fourth Proportional to 961,686.44, 1,326,804.98 and 553,779.52

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Solution

The fourth proportional to 961,686.44, 1,326,804.98 and 553,779.52 is: 764,030.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,686.44 : 1,326,804.98 = 553,779.52 : x
  2. Step 2: Convert to fraction form
    961,686.44/1,326,804.98 = 553,779.52/x
  3. Step 3: Cross multiply
    961,686.44x = 1,326,804.98 × 553,779.52
  4. Step 4: Simplify right side
    961,686.44x = 734,757,424,958.01
  5. Step 5: Solve for x
    x = 734,757,424,958.01/961,686.44
  6. Step 6: Final answer
    x = 764,030.14

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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.