Home / 1,138,980.16-1,708,486.80-297,532

Finding the Fourth Proportional to 1,138,980.16, 1,708,486.80 and 297,532

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Solution

The fourth proportional to 1,138,980.16, 1,708,486.80 and 297,532 is: 446,302.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,138,980.16 : 1,708,486.80 = 297,532 : x
  2. Step 2: Convert to fraction form
    1,138,980.16/1,708,486.80 = 297,532/x
  3. Step 3: Cross multiply
    1,138,980.16x = 1,708,486.80 × 297,532
  4. Step 4: Simplify right side
    1,138,980.16x = 508,329,494,577.60
  5. Step 5: Solve for x
    x = 508,329,494,577.60/1,138,980.16
  6. Step 6: Final answer
    x = 446,302.33

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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.