Home / 833,245.16-1,249,312.22-272,082.92

Finding the Fourth Proportional to 833,245.16, 1,249,312.22 and 272,082.92

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Solution

The fourth proportional to 833,245.16, 1,249,312.22 and 272,082.92 is: 407,942.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,245.16 : 1,249,312.22 = 272,082.92 : x
  2. Step 2: Convert to fraction form
    833,245.16/1,249,312.22 = 272,082.92/x
  3. Step 3: Cross multiply
    833,245.16x = 1,249,312.22 × 272,082.92
  4. Step 4: Simplify right side
    833,245.16x = 339,916,516,809.28
  5. Step 5: Solve for x
    x = 339,916,516,809.28/833,245.16
  6. Step 6: Final answer
    x = 407,942.98

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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.