Home / 647,174.04-893,130.60-360,696.12

Finding the Fourth Proportional to 647,174.04, 893,130.60 and 360,696.12

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Solution

The fourth proportional to 647,174.04, 893,130.60 and 360,696.12 is: 497,777.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,174.04 : 893,130.60 = 360,696.12 : x
  2. Step 2: Convert to fraction form
    647,174.04/893,130.60 = 360,696.12/x
  3. Step 3: Cross multiply
    647,174.04x = 893,130.60 × 360,696.12
  4. Step 4: Simplify right side
    647,174.04x = 322,148,742,073.27
  5. Step 5: Solve for x
    x = 322,148,742,073.27/647,174.04
  6. Step 6: Final answer
    x = 497,777.60

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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.