Home / 953,697.86-1,430,261.45-313,883.49

Finding the Fourth Proportional to 953,697.86, 1,430,261.45 and 313,883.49

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Solution

The fourth proportional to 953,697.86, 1,430,261.45 and 313,883.49 is: 470,731.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,697.86 : 1,430,261.45 = 313,883.49 : x
  2. Step 2: Convert to fraction form
    953,697.86/1,430,261.45 = 313,883.49/x
  3. Step 3: Cross multiply
    953,697.86x = 1,430,261.45 × 313,883.49
  4. Step 4: Simplify right side
    953,697.86x = 448,935,455,538.46
  5. Step 5: Solve for x
    x = 448,935,455,538.46/953,697.86
  6. Step 6: Final answer
    x = 470,731.32

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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.