Home / 754,439.16-1,041,145.74-414,916.32

Finding the Fourth Proportional to 754,439.16, 1,041,145.74 and 414,916.32

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Solution

The fourth proportional to 754,439.16, 1,041,145.74 and 414,916.32 is: 572,595.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,439.16 : 1,041,145.74 = 414,916.32 : x
  2. Step 2: Convert to fraction form
    754,439.16/1,041,145.74 = 414,916.32/x
  3. Step 3: Cross multiply
    754,439.16x = 1,041,145.74 × 414,916.32
  4. Step 4: Simplify right side
    754,439.16x = 431,988,359,024.48
  5. Step 5: Solve for x
    x = 431,988,359,024.48/754,439.16
  6. Step 6: Final answer
    x = 572,595.36

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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.