Home / 651,199.20-977,090.40-296,030.40

Finding the Fourth Proportional to 651,199.20, 977,090.40 and 296,030.40

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Solution

The fourth proportional to 651,199.20, 977,090.40 and 296,030.40 is: 444,178.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,199.20 : 977,090.40 = 296,030.40 : x
  2. Step 2: Convert to fraction form
    651,199.20/977,090.40 = 296,030.40/x
  3. Step 3: Cross multiply
    651,199.20x = 977,090.40 × 296,030.40
  4. Step 4: Simplify right side
    651,199.20x = 289,248,461,948.16
  5. Step 5: Solve for x
    x = 289,248,461,948.16/651,199.20
  6. Step 6: Final answer
    x = 444,178.16

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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.