Home / 829,061.81-1,144,127.63-466,498.52

Finding the Fourth Proportional to 829,061.81, 1,144,127.63 and 466,498.52

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Solution

The fourth proportional to 829,061.81, 1,144,127.63 and 466,498.52 is: 643,780.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,061.81 : 1,144,127.63 = 466,498.52 : x
  2. Step 2: Convert to fraction form
    829,061.81/1,144,127.63 = 466,498.52/x
  3. Step 3: Cross multiply
    829,061.81x = 1,144,127.63 × 466,498.52
  4. Step 4: Simplify right side
    829,061.81x = 533,733,846,086.11
  5. Step 5: Solve for x
    x = 533,733,846,086.11/829,061.81
  6. Step 6: Final answer
    x = 643,780.52

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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.