Home / 1,155,054.21-1,732,228.16-406,925.25

Finding the Fourth Proportional to 1,155,054.21, 1,732,228.16 and 406,925.25

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Solution

The fourth proportional to 1,155,054.21, 1,732,228.16 and 406,925.25 is: 610,263.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,054.21 : 1,732,228.16 = 406,925.25 : x
  2. Step 2: Convert to fraction form
    1,155,054.21/1,732,228.16 = 406,925.25/x
  3. Step 3: Cross multiply
    1,155,054.21x = 1,732,228.16 × 406,925.25
  4. Step 4: Simplify right side
    1,155,054.21x = 704,887,375,030.41
  5. Step 5: Solve for x
    x = 704,887,375,030.41/1,155,054.21
  6. Step 6: Final answer
    x = 610,263.46

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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.