Home / 626,032.61-939,196.93-498,431.39

Finding the Fourth Proportional to 626,032.61, 939,196.93 and 498,431.39

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Solution

The fourth proportional to 626,032.61, 939,196.93 and 498,431.39 is: 747,764.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,032.61 : 939,196.93 = 498,431.39 : x
  2. Step 2: Convert to fraction form
    626,032.61/939,196.93 = 498,431.39/x
  3. Step 3: Cross multiply
    626,032.61x = 939,196.93 × 498,431.39
  4. Step 4: Simplify right side
    626,032.61x = 468,125,225,361.57
  5. Step 5: Solve for x
    x = 468,125,225,361.57/626,032.61
  6. Step 6: Final answer
    x = 747,764.93

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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.