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Finding the Fourth Proportional to 634,401.07, 875,519.80 and 362,463.14

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Solution

The fourth proportional to 634,401.07, 875,519.80 and 362,463.14 is: 500,225.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,401.07 : 875,519.80 = 362,463.14 : x
  2. Step 2: Convert to fraction form
    634,401.07/875,519.80 = 362,463.14/x
  3. Step 3: Cross multiply
    634,401.07x = 875,519.80 × 362,463.14
  4. Step 4: Simplify right side
    634,401.07x = 317,343,655,840.17
  5. Step 5: Solve for x
    x = 317,343,655,840.17/634,401.07
  6. Step 6: Final answer
    x = 500,225.60

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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.