Home / 282,320.35-423,106.71-207,088.23

Finding the Fourth Proportional to 282,320.35, 423,106.71 and 207,088.23

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Solution

The fourth proportional to 282,320.35, 423,106.71 and 207,088.23 is: 310,358.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,320.35 : 423,106.71 = 207,088.23 : x
  2. Step 2: Convert to fraction form
    282,320.35/423,106.71 = 207,088.23/x
  3. Step 3: Cross multiply
    282,320.35x = 423,106.71 × 207,088.23
  4. Step 4: Simplify right side
    282,320.35x = 87,620,419,675.02
  5. Step 5: Solve for x
    x = 87,620,419,675.02/282,320.35
  6. Step 6: Final answer
    x = 310,358.14

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1.5x scale

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.