Home / 294,320.51-406,113.40-173,445.35

Finding the Fourth Proportional to 294,320.51, 406,113.40 and 173,445.35

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Solution

The fourth proportional to 294,320.51, 406,113.40 and 173,445.35 is: 239,325.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,320.51 : 406,113.40 = 173,445.35 : x
  2. Step 2: Convert to fraction form
    294,320.51/406,113.40 = 173,445.35/x
  3. Step 3: Cross multiply
    294,320.51x = 406,113.40 × 173,445.35
  4. Step 4: Simplify right side
    294,320.51x = 70,438,480,297.69
  5. Step 5: Solve for x
    x = 70,438,480,297.69/294,320.51
  6. Step 6: Final answer
    x = 239,325.76

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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.