Home / 290,947.35-401,501.02-168,444.89

Finding the Fourth Proportional to 290,947.35, 401,501.02 and 168,444.89

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Solution

The fourth proportional to 290,947.35, 401,501.02 and 168,444.89 is: 232,450.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,947.35 : 401,501.02 = 168,444.89 : x
  2. Step 2: Convert to fraction form
    290,947.35/401,501.02 = 168,444.89/x
  3. Step 3: Cross multiply
    290,947.35x = 401,501.02 × 168,444.89
  4. Step 4: Simplify right side
    290,947.35x = 67,630,795,148.79
  5. Step 5: Solve for x
    x = 67,630,795,148.79/290,947.35
  6. Step 6: Final answer
    x = 232,450.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.