Home / 447,192.02-617,068.83-302,312.96

Finding the Fourth Proportional to 447,192.02, 617,068.83 and 302,312.96

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Solution

The fourth proportional to 447,192.02, 617,068.83 and 302,312.96 is: 417,153.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,192.02 : 617,068.83 = 302,312.96 : x
  2. Step 2: Convert to fraction form
    447,192.02/617,068.83 = 302,312.96/x
  3. Step 3: Cross multiply
    447,192.02x = 617,068.83 × 302,312.96
  4. Step 4: Simplify right side
    447,192.02x = 186,547,904,883.37
  5. Step 5: Solve for x
    x = 186,547,904,883.37/447,192.02
  6. Step 6: Final answer
    x = 417,153.92

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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.