Home / 480,567.87-721,062.81-228,030.93

Finding the Fourth Proportional to 480,567.87, 721,062.81 and 228,030.93

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Solution

The fourth proportional to 480,567.87, 721,062.81 and 228,030.93 is: 342,146.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,567.87 : 721,062.81 = 228,030.93 : x
  2. Step 2: Convert to fraction form
    480,567.87/721,062.81 = 228,030.93/x
  3. Step 3: Cross multiply
    480,567.87x = 721,062.81 × 228,030.93
  4. Step 4: Simplify right side
    480,567.87x = 164,424,623,152.71
  5. Step 5: Solve for x
    x = 164,424,623,152.71/480,567.87
  6. Step 6: Final answer
    x = 342,146.52

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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.