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Finding the Fourth Proportional to 601,981.91, 903,123.19 and 424,834.91

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Solution

The fourth proportional to 601,981.91, 903,123.19 and 424,834.91 is: 637,358.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,981.91 : 903,123.19 = 424,834.91 : x
  2. Step 2: Convert to fraction form
    601,981.91/903,123.19 = 424,834.91/x
  3. Step 3: Cross multiply
    601,981.91x = 903,123.19 × 424,834.91
  4. Step 4: Simplify right side
    601,981.91x = 383,678,255,157.99
  5. Step 5: Solve for x
    x = 383,678,255,157.99/601,981.91
  6. Step 6: Final answer
    x = 637,358.45

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Double scale
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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.