Home / 401,261.41-602,152.98-173,779.26

Finding the Fourth Proportional to 401,261.41, 602,152.98 and 173,779.26

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Solution

The fourth proportional to 401,261.41, 602,152.98 and 173,779.26 is: 260,781.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,261.41 : 602,152.98 = 173,779.26 : x
  2. Step 2: Convert to fraction form
    401,261.41/602,152.98 = 173,779.26/x
  3. Step 3: Cross multiply
    401,261.41x = 602,152.98 × 173,779.26
  4. Step 4: Simplify right side
    401,261.41x = 104,641,699,271.20
  5. Step 5: Solve for x
    x = 104,641,699,271.20/401,261.41
  6. Step 6: Final answer
    x = 260,781.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.