Home / 970,870.65-1,456,304.70-260,898.69

Finding the Fourth Proportional to 970,870.65, 1,456,304.70 and 260,898.69

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Solution

The fourth proportional to 970,870.65, 1,456,304.70 and 260,898.69 is: 391,347.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,870.65 : 1,456,304.70 = 260,898.69 : x
  2. Step 2: Convert to fraction form
    970,870.65/1,456,304.70 = 260,898.69/x
  3. Step 3: Cross multiply
    970,870.65x = 1,456,304.70 × 260,898.69
  4. Step 4: Simplify right side
    970,870.65x = 379,947,988,470.84
  5. Step 5: Solve for x
    x = 379,947,988,470.84/970,870.65
  6. Step 6: Final answer
    x = 391,347.69

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1.5x scale

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.