Home / 546,325.57-819,242.52-209,130.28

Finding the Fourth Proportional to 546,325.57, 819,242.52 and 209,130.28

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Solution

The fourth proportional to 546,325.57, 819,242.52 and 209,130.28 is: 313,601.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,325.57 : 819,242.52 = 209,130.28 : x
  2. Step 2: Convert to fraction form
    546,325.57/819,242.52 = 209,130.28/x
  3. Step 3: Cross multiply
    546,325.57x = 819,242.52 × 209,130.28
  4. Step 4: Simplify right side
    546,325.57x = 171,328,417,595.51
  5. Step 5: Solve for x
    x = 171,328,417,595.51/546,325.57
  6. Step 6: Final answer
    x = 313,601.32

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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.