Home / 1,303,272.80-1,955,006.40-461,715.20

Finding the Fourth Proportional to 1,303,272.80, 1,955,006.40 and 461,715.20

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Solution

The fourth proportional to 1,303,272.80, 1,955,006.40 and 461,715.20 is: 692,607.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,272.80 : 1,955,006.40 = 461,715.20 : x
  2. Step 2: Convert to fraction form
    1,303,272.80/1,955,006.40 = 461,715.20/x
  3. Step 3: Cross multiply
    1,303,272.80x = 1,955,006.40 × 461,715.20
  4. Step 4: Simplify right side
    1,303,272.80x = 902,656,170,977.28
  5. Step 5: Solve for x
    x = 902,656,170,977.28/1,303,272.80
  6. Step 6: Final answer
    x = 692,607.24

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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.