Home / 425,946.57-637,981.17-352,077.81

Finding the Fourth Proportional to 425,946.57, 637,981.17 and 352,077.81

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Solution

The fourth proportional to 425,946.57, 637,981.17 and 352,077.81 is: 527,340.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,946.57 : 637,981.17 = 352,077.81 : x
  2. Step 2: Convert to fraction form
    425,946.57/637,981.17 = 352,077.81/x
  3. Step 3: Cross multiply
    425,946.57x = 637,981.17 × 352,077.81
  4. Step 4: Simplify right side
    425,946.57x = 224,619,013,154.84
  5. Step 5: Solve for x
    x = 224,619,013,154.84/425,946.57
  6. Step 6: Final answer
    x = 527,340.82

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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.