Home / 759,657.16-1,048,284.48-415,425.16

Finding the Fourth Proportional to 759,657.16, 1,048,284.48 and 415,425.16

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Solution

The fourth proportional to 759,657.16, 1,048,284.48 and 415,425.16 is: 573,263.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,657.16 : 1,048,284.48 = 415,425.16 : x
  2. Step 2: Convert to fraction form
    759,657.16/1,048,284.48 = 415,425.16/x
  3. Step 3: Cross multiply
    759,657.16x = 1,048,284.48 × 415,425.16
  4. Step 4: Simplify right side
    759,657.16x = 435,483,747,829.52
  5. Step 5: Solve for x
    x = 435,483,747,829.52/759,657.16
  6. Step 6: Final answer
    x = 573,263.53

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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.