Home / 700,275.90-1,050,678.58-274,116.30

Finding the Fourth Proportional to 700,275.90, 1,050,678.58 and 274,116.30

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Solution

The fourth proportional to 700,275.90, 1,050,678.58 and 274,116.30 is: 411,278.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,275.90 : 1,050,678.58 = 274,116.30 : x
  2. Step 2: Convert to fraction form
    700,275.90/1,050,678.58 = 274,116.30/x
  3. Step 3: Cross multiply
    700,275.90x = 1,050,678.58 × 274,116.30
  4. Step 4: Simplify right side
    700,275.90x = 288,008,119,585.46
  5. Step 5: Solve for x
    x = 288,008,119,585.46/700,275.90
  6. Step 6: Final answer
    x = 411,278.07

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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.