Home / 825,567.51-1,139,292.72-458,051.57

Finding the Fourth Proportional to 825,567.51, 1,139,292.72 and 458,051.57

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Solution

The fourth proportional to 825,567.51, 1,139,292.72 and 458,051.57 is: 632,116.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,567.51 : 1,139,292.72 = 458,051.57 : x
  2. Step 2: Convert to fraction form
    825,567.51/1,139,292.72 = 458,051.57/x
  3. Step 3: Cross multiply
    825,567.51x = 1,139,292.72 × 458,051.57
  4. Step 4: Simplify right side
    825,567.51x = 521,854,813,389.11
  5. Step 5: Solve for x
    x = 521,854,813,389.11/825,567.51
  6. Step 6: Final answer
    x = 632,116.46

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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.