Home / 1,114,770.40-1,672,155.60-316,058.86

Finding the Fourth Proportional to 1,114,770.40, 1,672,155.60 and 316,058.86

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Solution

The fourth proportional to 1,114,770.40, 1,672,155.60 and 316,058.86 is: 474,088.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,770.40 : 1,672,155.60 = 316,058.86 : x
  2. Step 2: Convert to fraction form
    1,114,770.40/1,672,155.60 = 316,058.86/x
  3. Step 3: Cross multiply
    1,114,770.40x = 1,672,155.60 × 316,058.86
  4. Step 4: Simplify right side
    1,114,770.40x = 528,499,593,583.59
  5. Step 5: Solve for x
    x = 528,499,593,583.59/1,114,770.40
  6. Step 6: Final answer
    x = 474,088.29

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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.