Home / 546,941.31-820,411.93-147,582.06

Finding the Fourth Proportional to 546,941.31, 820,411.93 and 147,582.06

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Solution

The fourth proportional to 546,941.31, 820,411.93 and 147,582.06 is: 221,373.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,941.31 : 820,411.93 = 147,582.06 : x
  2. Step 2: Convert to fraction form
    546,941.31/820,411.93 = 147,582.06/x
  3. Step 3: Cross multiply
    546,941.31x = 820,411.93 × 147,582.06
  4. Step 4: Simplify right side
    546,941.31x = 121,078,082,677.98
  5. Step 5: Solve for x
    x = 121,078,082,677.98/546,941.31
  6. Step 6: Final answer
    x = 221,373.08

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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.