Home / 696,123.48-1,044,315.90-222,681.72

Finding the Fourth Proportional to 696,123.48, 1,044,315.90 and 222,681.72

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Solution

The fourth proportional to 696,123.48, 1,044,315.90 and 222,681.72 is: 334,064.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,123.48 : 1,044,315.90 = 222,681.72 : x
  2. Step 2: Convert to fraction form
    696,123.48/1,044,315.90 = 222,681.72/x
  3. Step 3: Cross multiply
    696,123.48x = 1,044,315.90 × 222,681.72
  4. Step 4: Simplify right side
    696,123.48x = 232,550,060,835.35
  5. Step 5: Solve for x
    x = 232,550,060,835.35/696,123.48
  6. Step 6: Final answer
    x = 334,064.38

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1.5x scale

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.