Home / 589,990.08-883,740.80-400,566.72

Finding the Fourth Proportional to 589,990.08, 883,740.80 and 400,566.72

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Solution

The fourth proportional to 589,990.08, 883,740.80 and 400,566.72 is: 600,005.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,990.08 : 883,740.80 = 400,566.72 : x
  2. Step 2: Convert to fraction form
    589,990.08/883,740.80 = 400,566.72/x
  3. Step 3: Cross multiply
    589,990.08x = 883,740.80 × 400,566.72
  4. Step 4: Simplify right side
    589,990.08x = 353,997,153,586.18
  5. Step 5: Solve for x
    x = 353,997,153,586.18/589,990.08
  6. Step 6: Final answer
    x = 600,005.26

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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.