Home / 1,160,453.72-1,740,702.08-402,319.90

Finding the Fourth Proportional to 1,160,453.72, 1,740,702.08 and 402,319.90

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Solution

The fourth proportional to 1,160,453.72, 1,740,702.08 and 402,319.90 is: 603,487.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160,453.72 : 1,740,702.08 = 402,319.90 : x
  2. Step 2: Convert to fraction form
    1,160,453.72/1,740,702.08 = 402,319.90/x
  3. Step 3: Cross multiply
    1,160,453.72x = 1,740,702.08 × 402,319.90
  4. Step 4: Simplify right side
    1,160,453.72x = 700,319,076,040.28
  5. Step 5: Solve for x
    x = 700,319,076,040.28/1,160,453.72
  6. Step 6: Final answer
    x = 603,487.29

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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.