Home / 489,507.32-733,928.70-249,030.20

Finding the Fourth Proportional to 489,507.32, 733,928.70 and 249,030.20

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Solution

The fourth proportional to 489,507.32, 733,928.70 and 249,030.20 is: 373,376.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,507.32 : 733,928.70 = 249,030.20 : x
  2. Step 2: Convert to fraction form
    489,507.32/733,928.70 = 249,030.20/x
  3. Step 3: Cross multiply
    489,507.32x = 733,928.70 × 249,030.20
  4. Step 4: Simplify right side
    489,507.32x = 182,770,410,946.74
  5. Step 5: Solve for x
    x = 182,770,410,946.74/489,507.32
  6. Step 6: Final answer
    x = 373,376.26

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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.