Home / 982,500.84-1,355,830.92-552,776.40

Finding the Fourth Proportional to 982,500.84, 1,355,830.92 and 552,776.40

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Solution

The fourth proportional to 982,500.84, 1,355,830.92 and 552,776.40 is: 762,820.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,500.84 : 1,355,830.92 = 552,776.40 : x
  2. Step 2: Convert to fraction form
    982,500.84/1,355,830.92 = 552,776.40/x
  3. Step 3: Cross multiply
    982,500.84x = 1,355,830.92 × 552,776.40
  4. Step 4: Simplify right side
    982,500.84x = 749,471,334,966.29
  5. Step 5: Solve for x
    x = 749,471,334,966.29/982,500.84
  6. Step 6: Final answer
    x = 762,820.04

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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.