Home / 804,210.25-1,109,776.88-436,673.01

Finding the Fourth Proportional to 804,210.25, 1,109,776.88 and 436,673.01

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Solution

The fourth proportional to 804,210.25, 1,109,776.88 and 436,673.01 is: 602,590.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,210.25 : 1,109,776.88 = 436,673.01 : x
  2. Step 2: Convert to fraction form
    804,210.25/1,109,776.88 = 436,673.01/x
  3. Step 3: Cross multiply
    804,210.25x = 1,109,776.88 × 436,673.01
  4. Step 4: Simplify right side
    804,210.25x = 484,609,613,389.60
  5. Step 5: Solve for x
    x = 484,609,613,389.60/804,210.25
  6. Step 6: Final answer
    x = 602,590.70

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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.