Home / 947,747.04-1,307,926.08-518,056.32

Finding the Fourth Proportional to 947,747.04, 1,307,926.08 and 518,056.32

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Solution

The fourth proportional to 947,747.04, 1,307,926.08 and 518,056.32 is: 714,936.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,747.04 : 1,307,926.08 = 518,056.32 : x
  2. Step 2: Convert to fraction form
    947,747.04/1,307,926.08 = 518,056.32/x
  3. Step 3: Cross multiply
    947,747.04x = 1,307,926.08 × 518,056.32
  4. Step 4: Simplify right side
    947,747.04x = 677,579,371,836.83
  5. Step 5: Solve for x
    x = 677,579,371,836.83/947,747.04
  6. Step 6: Final answer
    x = 714,936.94

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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.