Home / 1,040,289-1,560,433.50-292,335

Finding the Fourth Proportional to 1,040,289, 1,560,433.50 and 292,335

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Solution

The fourth proportional to 1,040,289, 1,560,433.50 and 292,335 is: 438,502.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,289 : 1,560,433.50 = 292,335 : x
  2. Step 2: Convert to fraction form
    1,040,289/1,560,433.50 = 292,335/x
  3. Step 3: Cross multiply
    1,040,289x = 1,560,433.50 × 292,335
  4. Step 4: Simplify right side
    1,040,289x = 456,169,327,222.50
  5. Step 5: Solve for x
    x = 456,169,327,222.50/1,040,289
  6. Step 6: Final answer
    x = 438,502.50

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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.