Home / 700,334.84-1,050,830.35-345,155.11

Finding the Fourth Proportional to 700,334.84, 1,050,830.35 and 345,155.11

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Solution

The fourth proportional to 700,334.84, 1,050,830.35 and 345,155.11 is: 517,894.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,334.84 : 1,050,830.35 = 345,155.11 : x
  2. Step 2: Convert to fraction form
    700,334.84/1,050,830.35 = 345,155.11/x
  3. Step 3: Cross multiply
    700,334.84x = 1,050,830.35 × 345,155.11
  4. Step 4: Simplify right side
    700,334.84x = 362,699,461,555.63
  5. Step 5: Solve for x
    x = 362,699,461,555.63/700,334.84
  6. Step 6: Final answer
    x = 517,894.36

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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.