Home / 953,746.42-1,430,397.69-354,989.56

Finding the Fourth Proportional to 953,746.42, 1,430,397.69 and 354,989.56

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Solution

The fourth proportional to 953,746.42, 1,430,397.69 and 354,989.56 is: 532,401.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,746.42 : 1,430,397.69 = 354,989.56 : x
  2. Step 2: Convert to fraction form
    953,746.42/1,430,397.69 = 354,989.56/x
  3. Step 3: Cross multiply
    953,746.42x = 1,430,397.69 × 354,989.56
  4. Step 4: Simplify right side
    953,746.42x = 507,776,246,598.12
  5. Step 5: Solve for x
    x = 507,776,246,598.12/953,746.42
  6. Step 6: Final answer
    x = 532,401.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.