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Finding the Fourth Proportional to 367,509.48, 507,210.04 and 224,239.12

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Solution

The fourth proportional to 367,509.48, 507,210.04 and 224,239.12 is: 309,478.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,509.48 : 507,210.04 = 224,239.12 : x
  2. Step 2: Convert to fraction form
    367,509.48/507,210.04 = 224,239.12/x
  3. Step 3: Cross multiply
    367,509.48x = 507,210.04 × 224,239.12
  4. Step 4: Simplify right side
    367,509.48x = 113,736,333,024.77
  5. Step 5: Solve for x
    x = 113,736,333,024.77/367,509.48
  6. Step 6: Final answer
    x = 309,478.64

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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.