Home / 970,895.30-1,455,905.55-371,657.30

Finding the Fourth Proportional to 970,895.30, 1,455,905.55 and 371,657.30

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Solution

The fourth proportional to 970,895.30, 1,455,905.55 and 371,657.30 is: 557,318.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,895.30 : 1,455,905.55 = 371,657.30 : x
  2. Step 2: Convert to fraction form
    970,895.30/1,455,905.55 = 371,657.30/x
  3. Step 3: Cross multiply
    970,895.30x = 1,455,905.55 × 371,657.30
  4. Step 4: Simplify right side
    970,895.30x = 541,097,925,768.02
  5. Step 5: Solve for x
    x = 541,097,925,768.02/970,895.30
  6. Step 6: Final answer
    x = 557,318.51

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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.