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Finding the Fourth Proportional to 560,607.58, 840,881.18 and 276,014.39

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Solution

The fourth proportional to 560,607.58, 840,881.18 and 276,014.39 is: 414,006.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,607.58 : 840,881.18 = 276,014.39 : x
  2. Step 2: Convert to fraction form
    560,607.58/840,881.18 = 276,014.39/x
  3. Step 3: Cross multiply
    560,607.58x = 840,881.18 × 276,014.39
  4. Step 4: Simplify right side
    560,607.58x = 232,095,302,445.81
  5. Step 5: Solve for x
    x = 232,095,302,445.81/560,607.58
  6. Step 6: Final answer
    x = 414,006.71

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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.