Home / 948,740.54-1,309,272.29-519,011.45

Finding the Fourth Proportional to 948,740.54, 1,309,272.29 and 519,011.45

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Solution

The fourth proportional to 948,740.54, 1,309,272.29 and 519,011.45 is: 716,241.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,740.54 : 1,309,272.29 = 519,011.45 : x
  2. Step 2: Convert to fraction form
    948,740.54/1,309,272.29 = 519,011.45/x
  3. Step 3: Cross multiply
    948,740.54x = 1,309,272.29 × 519,011.45
  4. Step 4: Simplify right side
    948,740.54x = 679,527,304,428.89
  5. Step 5: Solve for x
    x = 679,527,304,428.89/948,740.54
  6. Step 6: Final answer
    x = 716,241.45

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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.