Home / 930,038.67-1,394,703.90-551,066.35

Finding the Fourth Proportional to 930,038.67, 1,394,703.90 and 551,066.35

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Solution

The fourth proportional to 930,038.67, 1,394,703.90 and 551,066.35 is: 826,389.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,038.67 : 1,394,703.90 = 551,066.35 : x
  2. Step 2: Convert to fraction form
    930,038.67/1,394,703.90 = 551,066.35/x
  3. Step 3: Cross multiply
    930,038.67x = 1,394,703.90 × 551,066.35
  4. Step 4: Simplify right side
    930,038.67x = 768,574,386,083.50
  5. Step 5: Solve for x
    x = 768,574,386,083.50/930,038.67
  6. Step 6: Final answer
    x = 826,389.71

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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.