Home / 833,124.86-1,249,428.98-300,576.68

Finding the Fourth Proportional to 833,124.86, 1,249,428.98 and 300,576.68

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Solution

The fourth proportional to 833,124.86, 1,249,428.98 and 300,576.68 is: 450,771.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,124.86 : 1,249,428.98 = 300,576.68 : x
  2. Step 2: Convert to fraction form
    833,124.86/1,249,428.98 = 300,576.68/x
  3. Step 3: Cross multiply
    833,124.86x = 1,249,428.98 × 300,576.68
  4. Step 4: Simplify right side
    833,124.86x = 375,549,214,704.19
  5. Step 5: Solve for x
    x = 375,549,214,704.19/833,124.86
  6. Step 6: Final answer
    x = 450,771.83

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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.