Home / 1,658,417.04-2,487,639.50-460,432.78

Finding the Fourth Proportional to 1,658,417.04, 2,487,639.50 and 460,432.78

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Solution

The fourth proportional to 1,658,417.04, 2,487,639.50 and 460,432.78 is: 690,653.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658,417.04 : 2,487,639.50 = 460,432.78 : x
  2. Step 2: Convert to fraction form
    1,658,417.04/2,487,639.50 = 460,432.78/x
  3. Step 3: Cross multiply
    1,658,417.04x = 2,487,639.50 × 460,432.78
  4. Step 4: Simplify right side
    1,658,417.04x = 1,145,390,770,622.81
  5. Step 5: Solve for x
    x = 1,145,390,770,622.81/1,658,417.04
  6. Step 6: Final answer
    x = 690,653.04

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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.