Home / 648,758.85-895,314.38-373,116.89

Finding the Fourth Proportional to 648,758.85, 895,314.38 and 373,116.89

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Solution

The fourth proportional to 648,758.85, 895,314.38 and 373,116.89 is: 514,916.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,758.85 : 895,314.38 = 373,116.89 : x
  2. Step 2: Convert to fraction form
    648,758.85/895,314.38 = 373,116.89/x
  3. Step 3: Cross multiply
    648,758.85x = 895,314.38 × 373,116.89
  4. Step 4: Simplify right side
    648,758.85x = 334,056,910,695.72
  5. Step 5: Solve for x
    x = 334,056,910,695.72/648,758.85
  6. Step 6: Final answer
    x = 514,916.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.