Home / 973,878.81-1,460,891.63-290,711.68

Finding the Fourth Proportional to 973,878.81, 1,460,891.63 and 290,711.68

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Solution

The fourth proportional to 973,878.81, 1,460,891.63 and 290,711.68 is: 436,089.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,878.81 : 1,460,891.63 = 290,711.68 : x
  2. Step 2: Convert to fraction form
    973,878.81/1,460,891.63 = 290,711.68/x
  3. Step 3: Cross multiply
    973,878.81x = 1,460,891.63 × 290,711.68
  4. Step 4: Simplify right side
    973,878.81x = 424,698,257,129.79
  5. Step 5: Solve for x
    x = 424,698,257,129.79/973,878.81
  6. Step 6: Final answer
    x = 436,089.43

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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.