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Finding the Fourth Proportional to 636,117.57, 954,173.93 and 162,802.17

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Solution

The fourth proportional to 636,117.57, 954,173.93 and 162,802.17 is: 244,202.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,117.57 : 954,173.93 = 162,802.17 : x
  2. Step 2: Convert to fraction form
    636,117.57/954,173.93 = 162,802.17/x
  3. Step 3: Cross multiply
    636,117.57x = 954,173.93 × 162,802.17
  4. Step 4: Simplify right side
    636,117.57x = 155,341,585,547.42
  5. Step 5: Solve for x
    x = 155,341,585,547.42/636,117.57
  6. Step 6: Final answer
    x = 244,202.63

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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.