Home / 712,608.77-1,068,158.63-333,210.76

Finding the Fourth Proportional to 712,608.77, 1,068,158.63 and 333,210.76

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Solution

The fourth proportional to 712,608.77, 1,068,158.63 and 333,210.76 is: 499,463.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,608.77 : 1,068,158.63 = 333,210.76 : x
  2. Step 2: Convert to fraction form
    712,608.77/1,068,158.63 = 333,210.76/x
  3. Step 3: Cross multiply
    712,608.77x = 1,068,158.63 × 333,210.76
  4. Step 4: Simplify right side
    712,608.77x = 355,921,947,065.49
  5. Step 5: Solve for x
    x = 355,921,947,065.49/712,608.77
  6. Step 6: Final answer
    x = 499,463.33

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1.5x scale

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.