Home / 479,358,002.80-719,037,004.20-460,546,303.60

Finding the Fourth Proportional to 479,358,002.80, 719,037,004.20 and 460,546,303.60

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Solution

The fourth proportional to 479,358,002.80, 719,037,004.20 and 460,546,303.60 is: 690,819,455.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,358,002.80 : 719,037,004.20 = 460,546,303.60 : x
  2. Step 2: Convert to fraction form
    479,358,002.80/719,037,004.20 = 460,546,303.60/x
  3. Step 3: Cross multiply
    479,358,002.80x = 719,037,004.20 × 460,546,303.60
  4. Step 4: Simplify right side
    479,358,002.80x = 331,149,834,435,927,744
  5. Step 5: Solve for x
    x = 331,149,834,435,927,744/479,358,002.80
  6. Step 6: Final answer
    x = 690,819,455.40

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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.