Home / 852,429.46-1,176,355.18-465,248.45

Finding the Fourth Proportional to 852,429.46, 1,176,355.18 and 465,248.45

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Solution

The fourth proportional to 852,429.46, 1,176,355.18 and 465,248.45 is: 642,044.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,429.46 : 1,176,355.18 = 465,248.45 : x
  2. Step 2: Convert to fraction form
    852,429.46/1,176,355.18 = 465,248.45/x
  3. Step 3: Cross multiply
    852,429.46x = 1,176,355.18 × 465,248.45
  4. Step 4: Simplify right side
    852,429.46x = 547,297,415,936.45
  5. Step 5: Solve for x
    x = 547,297,415,936.45/852,429.46
  6. Step 6: Final answer
    x = 642,044.23

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Double scale
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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.