Home / 772,781.50-1,066,075.59-546,551.74

Finding the Fourth Proportional to 772,781.50, 1,066,075.59 and 546,551.74

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Solution

The fourth proportional to 772,781.50, 1,066,075.59 and 546,551.74 is: 753,984.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,781.50 : 1,066,075.59 = 546,551.74 : x
  2. Step 2: Convert to fraction form
    772,781.50/1,066,075.59 = 546,551.74/x
  3. Step 3: Cross multiply
    772,781.50x = 1,066,075.59 × 546,551.74
  4. Step 4: Simplify right side
    772,781.50x = 582,665,468,686.03
  5. Step 5: Solve for x
    x = 582,665,468,686.03/772,781.50
  6. Step 6: Final answer
    x = 753,984.75

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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.