Home / 626,022.48-939,017.04-176,774.40

Finding the Fourth Proportional to 626,022.48, 939,017.04 and 176,774.40

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Solution

The fourth proportional to 626,022.48, 939,017.04 and 176,774.40 is: 265,156.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,022.48 : 939,017.04 = 176,774.40 : x
  2. Step 2: Convert to fraction form
    626,022.48/939,017.04 = 176,774.40/x
  3. Step 3: Cross multiply
    626,022.48x = 939,017.04 × 176,774.40
  4. Step 4: Simplify right side
    626,022.48x = 165,994,173,835.78
  5. Step 5: Solve for x
    x = 165,994,173,835.78/626,022.48
  6. Step 6: Final answer
    x = 265,156.89

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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.