Home / 825,828.93-1,139,642.06-458,362.35

Finding the Fourth Proportional to 825,828.93, 1,139,642.06 and 458,362.35

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Solution

The fourth proportional to 825,828.93, 1,139,642.06 and 458,362.35 is: 632,539.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,828.93 : 1,139,642.06 = 458,362.35 : x
  2. Step 2: Convert to fraction form
    825,828.93/1,139,642.06 = 458,362.35/x
  3. Step 3: Cross multiply
    825,828.93x = 1,139,642.06 × 458,362.35
  4. Step 4: Simplify right side
    825,828.93x = 522,369,010,488.63
  5. Step 5: Solve for x
    x = 522,369,010,488.63/825,828.93
  6. Step 6: Final answer
    x = 632,539.01

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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.