Home / 314,502.16-434,031.20-236,838.77

Finding the Fourth Proportional to 314,502.16, 434,031.20 and 236,838.77

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Solution

The fourth proportional to 314,502.16, 434,031.20 and 236,838.77 is: 326,851.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,502.16 : 434,031.20 = 236,838.77 : x
  2. Step 2: Convert to fraction form
    314,502.16/434,031.20 = 236,838.77/x
  3. Step 3: Cross multiply
    314,502.16x = 434,031.20 × 236,838.77
  4. Step 4: Simplify right side
    314,502.16x = 102,795,415,450.51
  5. Step 5: Solve for x
    x = 102,795,415,450.51/314,502.16
  6. Step 6: Final answer
    x = 326,851.23

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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.