Home / 902,351.51-1,245,228.63-535,075.73

Finding the Fourth Proportional to 902,351.51, 1,245,228.63 and 535,075.73

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Solution

The fourth proportional to 902,351.51, 1,245,228.63 and 535,075.73 is: 738,394.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,351.51 : 1,245,228.63 = 535,075.73 : x
  2. Step 2: Convert to fraction form
    902,351.51/1,245,228.63 = 535,075.73/x
  3. Step 3: Cross multiply
    902,351.51x = 1,245,228.63 × 535,075.73
  4. Step 4: Simplify right side
    902,351.51x = 666,291,618,214.15
  5. Step 5: Solve for x
    x = 666,291,618,214.15/902,351.51
  6. Step 6: Final answer
    x = 738,394.75

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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.