Home / 754,804.31-1,041,606.22-410,631.45

Finding the Fourth Proportional to 754,804.31, 1,041,606.22 and 410,631.45

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Solution

The fourth proportional to 754,804.31, 1,041,606.22 and 410,631.45 is: 566,658.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,804.31 : 1,041,606.22 = 410,631.45 : x
  2. Step 2: Convert to fraction form
    754,804.31/1,041,606.22 = 410,631.45/x
  3. Step 3: Cross multiply
    754,804.31x = 1,041,606.22 × 410,631.45
  4. Step 4: Simplify right side
    754,804.31x = 427,716,271,214.47
  5. Step 5: Solve for x
    x = 427,716,271,214.47/754,804.31
  6. Step 6: Final answer
    x = 566,658.49

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1.5x scale

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.