Home / 749,856.76-1,034,802.32-410,325

Finding the Fourth Proportional to 749,856.76, 1,034,802.32 and 410,325

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Solution

The fourth proportional to 749,856.76, 1,034,802.32 and 410,325 is: 566,248.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,856.76 : 1,034,802.32 = 410,325 : x
  2. Step 2: Convert to fraction form
    749,856.76/1,034,802.32 = 410,325/x
  3. Step 3: Cross multiply
    749,856.76x = 1,034,802.32 × 410,325
  4. Step 4: Simplify right side
    749,856.76x = 424,605,261,954
  5. Step 5: Solve for x
    x = 424,605,261,954/749,856.76
  6. Step 6: Final answer
    x = 566,248.50

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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.