Home / 830,327.04-1,145,698.92-467,673.36

Finding the Fourth Proportional to 830,327.04, 1,145,698.92 and 467,673.36

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Solution

The fourth proportional to 830,327.04, 1,145,698.92 and 467,673.36 is: 645,303.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,327.04 : 1,145,698.92 = 467,673.36 : x
  2. Step 2: Convert to fraction form
    830,327.04/1,145,698.92 = 467,673.36/x
  3. Step 3: Cross multiply
    830,327.04x = 1,145,698.92 × 467,673.36
  4. Step 4: Simplify right side
    830,327.04x = 535,812,863,464.77
  5. Step 5: Solve for x
    x = 535,812,863,464.77/830,327.04
  6. Step 6: Final answer
    x = 645,303.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.