Home / 772,946.01-1,158,875.75-340,458.23

Finding the Fourth Proportional to 772,946.01, 1,158,875.75 and 340,458.23

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Solution

The fourth proportional to 772,946.01, 1,158,875.75 and 340,458.23 is: 510,448.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,946.01 : 1,158,875.75 = 340,458.23 : x
  2. Step 2: Convert to fraction form
    772,946.01/1,158,875.75 = 340,458.23/x
  3. Step 3: Cross multiply
    772,946.01x = 1,158,875.75 × 340,458.23
  4. Step 4: Simplify right side
    772,946.01x = 394,548,779,138.25
  5. Step 5: Solve for x
    x = 394,548,779,138.25/772,946.01
  6. Step 6: Final answer
    x = 510,448.04

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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.