Home / 1,174,580.20-1,761,870.30-288,116.20

Finding the Fourth Proportional to 1,174,580.20, 1,761,870.30 and 288,116.20

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Solution

The fourth proportional to 1,174,580.20, 1,761,870.30 and 288,116.20 is: 432,174.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,580.20 : 1,761,870.30 = 288,116.20 : x
  2. Step 2: Convert to fraction form
    1,174,580.20/1,761,870.30 = 288,116.20/x
  3. Step 3: Cross multiply
    1,174,580.20x = 1,761,870.30 × 288,116.20
  4. Step 4: Simplify right side
    1,174,580.20x = 507,623,375,728.86
  5. Step 5: Solve for x
    x = 507,623,375,728.86/1,174,580.20
  6. Step 6: Final answer
    x = 432,174.30

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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.