Home / 832,800.80-1,249,014.08-383,089.76

Finding the Fourth Proportional to 832,800.80, 1,249,014.08 and 383,089.76

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Solution

The fourth proportional to 832,800.80, 1,249,014.08 and 383,089.76 is: 574,548.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,800.80 : 1,249,014.08 = 383,089.76 : x
  2. Step 2: Convert to fraction form
    832,800.80/1,249,014.08 = 383,089.76/x
  3. Step 3: Cross multiply
    832,800.80x = 1,249,014.08 × 383,089.76
  4. Step 4: Simplify right side
    832,800.80x = 478,484,504,143.82
  5. Step 5: Solve for x
    x = 478,484,504,143.82/832,800.80
  6. Step 6: Final answer
    x = 574,548.56

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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.