Home / 976,208.47-1,347,157.40-546,492.13

Finding the Fourth Proportional to 976,208.47, 1,347,157.40 and 546,492.13

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Solution

The fourth proportional to 976,208.47, 1,347,157.40 and 546,492.13 is: 754,153.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,208.47 : 1,347,157.40 = 546,492.13 : x
  2. Step 2: Convert to fraction form
    976,208.47/1,347,157.40 = 546,492.13/x
  3. Step 3: Cross multiply
    976,208.47x = 1,347,157.40 × 546,492.13
  4. Step 4: Simplify right side
    976,208.47x = 736,210,910,870.91
  5. Step 5: Solve for x
    x = 736,210,910,870.91/976,208.47
  6. Step 6: Final answer
    x = 754,153.38

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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.