Home / 869,437.67-1,304,531.93-470,359.58

Finding the Fourth Proportional to 869,437.67, 1,304,531.93 and 470,359.58

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Solution

The fourth proportional to 869,437.67, 1,304,531.93 and 470,359.58 is: 705,742.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,437.67 : 1,304,531.93 = 470,359.58 : x
  2. Step 2: Convert to fraction form
    869,437.67/1,304,531.93 = 470,359.58/x
  3. Step 3: Cross multiply
    869,437.67x = 1,304,531.93 × 470,359.58
  4. Step 4: Simplify right side
    869,437.67x = 613,599,085,344.63
  5. Step 5: Solve for x
    x = 613,599,085,344.63/869,437.67
  6. Step 6: Final answer
    x = 705,742.47

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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.