Home / 673,289.40-1,010,484.90-668,040.60

Finding the Fourth Proportional to 673,289.40, 1,010,484.90 and 668,040.60

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Solution

The fourth proportional to 673,289.40, 1,010,484.90 and 668,040.60 is: 1,002,607.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,289.40 : 1,010,484.90 = 668,040.60 : x
  2. Step 2: Convert to fraction form
    673,289.40/1,010,484.90 = 668,040.60/x
  3. Step 3: Cross multiply
    673,289.40x = 1,010,484.90 × 668,040.60
  4. Step 4: Simplify right side
    673,289.40x = 675,044,938,886.94
  5. Step 5: Solve for x
    x = 675,044,938,886.94/673,289.40
  6. Step 6: Final answer
    x = 1,002,607.41

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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.