Home / 896,931.63-1,237,775.31-489,030.14

Finding the Fourth Proportional to 896,931.63, 1,237,775.31 and 489,030.14

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Solution

The fourth proportional to 896,931.63, 1,237,775.31 and 489,030.14 is: 674,866.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,931.63 : 1,237,775.31 = 489,030.14 : x
  2. Step 2: Convert to fraction form
    896,931.63/1,237,775.31 = 489,030.14/x
  3. Step 3: Cross multiply
    896,931.63x = 1,237,775.31 × 489,030.14
  4. Step 4: Simplify right side
    896,931.63x = 605,309,436,232.28
  5. Step 5: Solve for x
    x = 605,309,436,232.28/896,931.63
  6. Step 6: Final answer
    x = 674,866.86

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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.