Home / 784,871.60-1,175,557.80-606,412.40

Finding the Fourth Proportional to 784,871.60, 1,175,557.80 and 606,412.40

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Solution

The fourth proportional to 784,871.60, 1,175,557.80 and 606,412.40 is: 908,266.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,871.60 : 1,175,557.80 = 606,412.40 : x
  2. Step 2: Convert to fraction form
    784,871.60/1,175,557.80 = 606,412.40/x
  3. Step 3: Cross multiply
    784,871.60x = 1,175,557.80 × 606,412.40
  4. Step 4: Simplify right side
    784,871.60x = 712,872,826,836.72
  5. Step 5: Solve for x
    x = 712,872,826,836.72/784,871.60
  6. Step 6: Final answer
    x = 908,266.81

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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.