Home / 754,402.62-1,041,054.85-414,870.87

Finding the Fourth Proportional to 754,402.62, 1,041,054.85 and 414,870.87

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Solution

The fourth proportional to 754,402.62, 1,041,054.85 and 414,870.87 is: 572,510.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,402.62 : 1,041,054.85 = 414,870.87 : x
  2. Step 2: Convert to fraction form
    754,402.62/1,041,054.85 = 414,870.87/x
  3. Step 3: Cross multiply
    754,402.62x = 1,041,054.85 × 414,870.87
  4. Step 4: Simplify right side
    754,402.62x = 431,903,331,337.22
  5. Step 5: Solve for x
    x = 431,903,331,337.22/754,402.62
  6. Step 6: Final answer
    x = 572,510.38

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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.