Home / 832,073.72-1,148,402.57-483,159.74

Finding the Fourth Proportional to 832,073.72, 1,148,402.57 and 483,159.74

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Solution

The fourth proportional to 832,073.72, 1,148,402.57 and 483,159.74 is: 666,842.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,073.72 : 1,148,402.57 = 483,159.74 : x
  2. Step 2: Convert to fraction form
    832,073.72/1,148,402.57 = 483,159.74/x
  3. Step 3: Cross multiply
    832,073.72x = 1,148,402.57 × 483,159.74
  4. Step 4: Simplify right side
    832,073.72x = 554,861,878,978.72
  5. Step 5: Solve for x
    x = 554,861,878,978.72/832,073.72
  6. Step 6: Final answer
    x = 666,842.21

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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.