Home / 249,429.97-343,513.60-233,420.77

Finding the Fourth Proportional to 249,429.97, 343,513.60 and 233,420.77

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Solution

The fourth proportional to 249,429.97, 343,513.60 and 233,420.77 is: 321,465.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,429.97 : 343,513.60 = 233,420.77 : x
  2. Step 2: Convert to fraction form
    249,429.97/343,513.60 = 233,420.77/x
  3. Step 3: Cross multiply
    249,429.97x = 343,513.60 × 233,420.77
  4. Step 4: Simplify right side
    249,429.97x = 80,183,209,017.47
  5. Step 5: Solve for x
    x = 80,183,209,017.47/249,429.97
  6. Step 6: Final answer
    x = 321,465.82

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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.