Home / 784,211.10-1,177,483.05-606,918.30

Finding the Fourth Proportional to 784,211.10, 1,177,483.05 and 606,918.30

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Solution

The fourth proportional to 784,211.10, 1,177,483.05 and 606,918.30 is: 911,280.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,211.10 : 1,177,483.05 = 606,918.30 : x
  2. Step 2: Convert to fraction form
    784,211.10/1,177,483.05 = 606,918.30/x
  3. Step 3: Cross multiply
    784,211.10x = 1,177,483.05 × 606,918.30
  4. Step 4: Simplify right side
    784,211.10x = 714,636,010,984.82
  5. Step 5: Solve for x
    x = 714,636,010,984.82/784,211.10
  6. Step 6: Final answer
    x = 911,280.15

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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.