Home / 614,277.42-921,547.36-214,931.22

Finding the Fourth Proportional to 614,277.42, 921,547.36 and 214,931.22

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Solution

The fourth proportional to 614,277.42, 921,547.36 and 214,931.22 is: 322,442.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,277.42 : 921,547.36 = 214,931.22 : x
  2. Step 2: Convert to fraction form
    614,277.42/921,547.36 = 214,931.22/x
  3. Step 3: Cross multiply
    614,277.42x = 921,547.36 × 214,931.22
  4. Step 4: Simplify right side
    614,277.42x = 198,069,298,372.58
  5. Step 5: Solve for x
    x = 198,069,298,372.58/614,277.42
  6. Step 6: Final answer
    x = 322,442.75

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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.