Home / 578,623.80-867,935.70-152,158.80

Finding the Fourth Proportional to 578,623.80, 867,935.70 and 152,158.80

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Solution

The fourth proportional to 578,623.80, 867,935.70 and 152,158.80 is: 228,238.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,623.80 : 867,935.70 = 152,158.80 : x
  2. Step 2: Convert to fraction form
    578,623.80/867,935.70 = 152,158.80/x
  3. Step 3: Cross multiply
    578,623.80x = 867,935.70 × 152,158.80
  4. Step 4: Simplify right side
    578,623.80x = 132,064,054,589.16
  5. Step 5: Solve for x
    x = 132,064,054,589.16/578,623.80
  6. Step 6: Final answer
    x = 228,238.20

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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.