Home / 759,412.75-1,047,946.47-415,184.73

Finding the Fourth Proportional to 759,412.75, 1,047,946.47 and 415,184.73

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Solution

The fourth proportional to 759,412.75, 1,047,946.47 and 415,184.73 is: 572,931.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,412.75 : 1,047,946.47 = 415,184.73 : x
  2. Step 2: Convert to fraction form
    759,412.75/1,047,946.47 = 415,184.73/x
  3. Step 3: Cross multiply
    759,412.75x = 1,047,946.47 × 415,184.73
  4. Step 4: Simplify right side
    759,412.75x = 435,091,372,201.40
  5. Step 5: Solve for x
    x = 435,091,372,201.40/759,412.75
  6. Step 6: Final answer
    x = 572,931.35

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Double scale
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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.