Home / 316,834.54-437,222.26-180,865.10

Finding the Fourth Proportional to 316,834.54, 437,222.26 and 180,865.10

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Solution

The fourth proportional to 316,834.54, 437,222.26 and 180,865.10 is: 249,588.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,834.54 : 437,222.26 = 180,865.10 : x
  2. Step 2: Convert to fraction form
    316,834.54/437,222.26 = 180,865.10/x
  3. Step 3: Cross multiply
    316,834.54x = 437,222.26 × 180,865.10
  4. Step 4: Simplify right side
    316,834.54x = 79,078,249,303.67
  5. Step 5: Solve for x
    x = 79,078,249,303.67/316,834.54
  6. Step 6: Final answer
    x = 249,588.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.