Home / 754,544.16-1,041,290.64-415,021.32

Finding the Fourth Proportional to 754,544.16, 1,041,290.64 and 415,021.32

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Solution

The fourth proportional to 754,544.16, 1,041,290.64 and 415,021.32 is: 572,740.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,544.16 : 1,041,290.64 = 415,021.32 : x
  2. Step 2: Convert to fraction form
    754,544.16/1,041,290.64 = 415,021.32/x
  3. Step 3: Cross multiply
    754,544.16x = 1,041,290.64 × 415,021.32
  4. Step 4: Simplify right side
    754,544.16x = 432,157,815,916.45
  5. Step 5: Solve for x
    x = 432,157,815,916.45/754,544.16
  6. Step 6: Final answer
    x = 572,740.26

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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.