Home / 895,802.25-1,236,207.12-493,394.25

Finding the Fourth Proportional to 895,802.25, 1,236,207.12 and 493,394.25

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Solution

The fourth proportional to 895,802.25, 1,236,207.12 and 493,394.25 is: 680,884.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,802.25 : 1,236,207.12 = 493,394.25 : x
  2. Step 2: Convert to fraction form
    895,802.25/1,236,207.12 = 493,394.25/x
  3. Step 3: Cross multiply
    895,802.25x = 1,236,207.12 × 493,394.25
  4. Step 4: Simplify right side
    895,802.25x = 609,937,484,817.06
  5. Step 5: Solve for x
    x = 609,937,484,817.06/895,802.25
  6. Step 6: Final answer
    x = 680,884.07

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Double scale
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Similar ratio
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1.5x scale

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.