Home / 732,051.36-1,010,268.63-405,362.76

Finding the Fourth Proportional to 732,051.36, 1,010,268.63 and 405,362.76

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Solution

The fourth proportional to 732,051.36, 1,010,268.63 and 405,362.76 is: 559,421.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,051.36 : 1,010,268.63 = 405,362.76 : x
  2. Step 2: Convert to fraction form
    732,051.36/1,010,268.63 = 405,362.76/x
  3. Step 3: Cross multiply
    732,051.36x = 1,010,268.63 × 405,362.76
  4. Step 4: Simplify right side
    732,051.36x = 409,525,280,198.22
  5. Step 5: Solve for x
    x = 409,525,280,198.22/732,051.36
  6. Step 6: Final answer
    x = 559,421.51

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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.