Home / 885,044.34-1,328,551.20-458,466.30

Finding the Fourth Proportional to 885,044.34, 1,328,551.20 and 458,466.30

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Solution

The fourth proportional to 885,044.34, 1,328,551.20 and 458,466.30 is: 688,209.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,044.34 : 1,328,551.20 = 458,466.30 : x
  2. Step 2: Convert to fraction form
    885,044.34/1,328,551.20 = 458,466.30/x
  3. Step 3: Cross multiply
    885,044.34x = 1,328,551.20 × 458,466.30
  4. Step 4: Simplify right side
    885,044.34x = 609,095,953,024.56
  5. Step 5: Solve for x
    x = 609,095,953,024.56/885,044.34
  6. Step 6: Final answer
    x = 688,209.53

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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.