Home / 830,588.51-1,146,465.48-481,817.06

Finding the Fourth Proportional to 830,588.51, 1,146,465.48 and 481,817.06

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Solution

The fourth proportional to 830,588.51, 1,146,465.48 and 481,817.06 is: 665,054.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,588.51 : 1,146,465.48 = 481,817.06 : x
  2. Step 2: Convert to fraction form
    830,588.51/1,146,465.48 = 481,817.06/x
  3. Step 3: Cross multiply
    830,588.51x = 1,146,465.48 × 481,817.06
  4. Step 4: Simplify right side
    830,588.51x = 552,386,626,965.09
  5. Step 5: Solve for x
    x = 552,386,626,965.09/830,588.51
  6. Step 6: Final answer
    x = 665,054.50

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Double scale
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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.