Home / 1,130,097.80-1,695,365.40-331,405.40

Finding the Fourth Proportional to 1,130,097.80, 1,695,365.40 and 331,405.40

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Solution

The fourth proportional to 1,130,097.80, 1,695,365.40 and 331,405.40 is: 497,172.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,097.80 : 1,695,365.40 = 331,405.40 : x
  2. Step 2: Convert to fraction form
    1,130,097.80/1,695,365.40 = 331,405.40/x
  3. Step 3: Cross multiply
    1,130,097.80x = 1,695,365.40 × 331,405.40
  4. Step 4: Simplify right side
    1,130,097.80x = 561,853,248,533.16
  5. Step 5: Solve for x
    x = 561,853,248,533.16/1,130,097.80
  6. Step 6: Final answer
    x = 497,172.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.