Home / 773,090.50-1,066,981.53-471,459.46

Finding the Fourth Proportional to 773,090.50, 1,066,981.53 and 471,459.46

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Solution

The fourth proportional to 773,090.50, 1,066,981.53 and 471,459.46 is: 650,685.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,090.50 : 1,066,981.53 = 471,459.46 : x
  2. Step 2: Convert to fraction form
    773,090.50/1,066,981.53 = 471,459.46/x
  3. Step 3: Cross multiply
    773,090.50x = 1,066,981.53 × 471,459.46
  4. Step 4: Simplify right side
    773,090.50x = 503,038,535,963.77
  5. Step 5: Solve for x
    x = 503,038,535,963.77/773,090.50
  6. Step 6: Final answer
    x = 650,685.19

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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.