Home / 906,702.03-1,251,199.37-498,738

Finding the Fourth Proportional to 906,702.03, 1,251,199.37 and 498,738

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Solution

The fourth proportional to 906,702.03, 1,251,199.37 and 498,738 is: 688,231.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,702.03 : 1,251,199.37 = 498,738 : x
  2. Step 2: Convert to fraction form
    906,702.03/1,251,199.37 = 498,738/x
  3. Step 3: Cross multiply
    906,702.03x = 1,251,199.37 × 498,738
  4. Step 4: Simplify right side
    906,702.03x = 624,020,668,901.37
  5. Step 5: Solve for x
    x = 624,020,668,901.37/906,702.03
  6. Step 6: Final answer
    x = 688,231.25

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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.