Home / 960,423.51-1,440,438.37-353,002.48

Finding the Fourth Proportional to 960,423.51, 1,440,438.37 and 353,002.48

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Solution

The fourth proportional to 960,423.51, 1,440,438.37 and 353,002.48 is: 529,431.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,423.51 : 1,440,438.37 = 353,002.48 : x
  2. Step 2: Convert to fraction form
    960,423.51/1,440,438.37 = 353,002.48/x
  3. Step 3: Cross multiply
    960,423.51x = 1,440,438.37 × 353,002.48
  4. Step 4: Simplify right side
    960,423.51x = 508,478,316,897.16
  5. Step 5: Solve for x
    x = 508,478,316,897.16/960,423.51
  6. Step 6: Final answer
    x = 529,431.35

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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.