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Finding the Fourth Proportional to 585,048.40, 877,572.60 and 141,816.40

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Solution

The fourth proportional to 585,048.40, 877,572.60 and 141,816.40 is: 212,724.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,048.40 : 877,572.60 = 141,816.40 : x
  2. Step 2: Convert to fraction form
    585,048.40/877,572.60 = 141,816.40/x
  3. Step 3: Cross multiply
    585,048.40x = 877,572.60 × 141,816.40
  4. Step 4: Simplify right side
    585,048.40x = 124,454,186,870.64
  5. Step 5: Solve for x
    x = 124,454,186,870.64/585,048.40
  6. Step 6: Final answer
    x = 212,724.60

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Similar ratio
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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.