Home / 1,157,999.70-1,736,999.55-316,551.45

Finding the Fourth Proportional to 1,157,999.70, 1,736,999.55 and 316,551.45

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Solution

The fourth proportional to 1,157,999.70, 1,736,999.55 and 316,551.45 is: 474,827.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,999.70 : 1,736,999.55 = 316,551.45 : x
  2. Step 2: Convert to fraction form
    1,157,999.70/1,736,999.55 = 316,551.45/x
  3. Step 3: Cross multiply
    1,157,999.70x = 1,736,999.55 × 316,551.45
  4. Step 4: Simplify right side
    1,157,999.70x = 549,849,726,201.85
  5. Step 5: Solve for x
    x = 549,849,726,201.85/1,157,999.70
  6. Step 6: Final answer
    x = 474,827.18

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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.