Home / 302,681.21-417,700.05-175,430.62

Finding the Fourth Proportional to 302,681.21, 417,700.05 and 175,430.62

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Solution

The fourth proportional to 302,681.21, 417,700.05 and 175,430.62 is: 242,094.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,681.21 : 417,700.05 = 175,430.62 : x
  2. Step 2: Convert to fraction form
    302,681.21/417,700.05 = 175,430.62/x
  3. Step 3: Cross multiply
    302,681.21x = 417,700.05 × 175,430.62
  4. Step 4: Simplify right side
    302,681.21x = 73,277,376,657.03
  5. Step 5: Solve for x
    x = 73,277,376,657.03/302,681.21
  6. Step 6: Final answer
    x = 242,094.24

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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.