Home / 1,184,295.60-1,776,426.90-285,729.80

Finding the Fourth Proportional to 1,184,295.60, 1,776,426.90 and 285,729.80

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Solution

The fourth proportional to 1,184,295.60, 1,776,426.90 and 285,729.80 is: 428,590.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,295.60 : 1,776,426.90 = 285,729.80 : x
  2. Step 2: Convert to fraction form
    1,184,295.60/1,776,426.90 = 285,729.80/x
  3. Step 3: Cross multiply
    1,184,295.60x = 1,776,426.90 × 285,729.80
  4. Step 4: Simplify right side
    1,184,295.60x = 507,578,102,851.62
  5. Step 5: Solve for x
    x = 507,578,102,851.62/1,184,295.60
  6. Step 6: Final answer
    x = 428,590.72

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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.