Home / 726,148.40-1,088,056.20-607,175.60

Finding the Fourth Proportional to 726,148.40, 1,088,056.20 and 607,175.60

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Solution

The fourth proportional to 726,148.40, 1,088,056.20 and 607,175.60 is: 909,788.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,148.40 : 1,088,056.20 = 607,175.60 : x
  2. Step 2: Convert to fraction form
    726,148.40/1,088,056.20 = 607,175.60/x
  3. Step 3: Cross multiply
    726,148.40x = 1,088,056.20 × 607,175.60
  4. Step 4: Simplify right side
    726,148.40x = 660,641,176,068.72
  5. Step 5: Solve for x
    x = 660,641,176,068.72/726,148.40
  6. Step 6: Final answer
    x = 909,788.10

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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.