Home / 909,423.28-1,255,246.18-537,212.29

Finding the Fourth Proportional to 909,423.28, 1,255,246.18 and 537,212.29

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Solution

The fourth proportional to 909,423.28, 1,255,246.18 and 537,212.29 is: 741,495.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,423.28 : 1,255,246.18 = 537,212.29 : x
  2. Step 2: Convert to fraction form
    909,423.28/1,255,246.18 = 537,212.29/x
  3. Step 3: Cross multiply
    909,423.28x = 1,255,246.18 × 537,212.29
  4. Step 4: Simplify right side
    909,423.28x = 674,333,672,185.49
  5. Step 5: Solve for x
    x = 674,333,672,185.49/909,423.28
  6. Step 6: Final answer
    x = 741,495.94

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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.