Home / 589,386.70-884,080.05-146,154.70

Finding the Fourth Proportional to 589,386.70, 884,080.05 and 146,154.70

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Solution

The fourth proportional to 589,386.70, 884,080.05 and 146,154.70 is: 219,232.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,386.70 : 884,080.05 = 146,154.70 : x
  2. Step 2: Convert to fraction form
    589,386.70/884,080.05 = 146,154.70/x
  3. Step 3: Cross multiply
    589,386.70x = 884,080.05 × 146,154.70
  4. Step 4: Simplify right side
    589,386.70x = 129,212,454,483.74
  5. Step 5: Solve for x
    x = 129,212,454,483.74/589,386.70
  6. Step 6: Final answer
    x = 219,232.05

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Double scale
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Similar ratio
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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.