Home / 402,925.56-602,897.58-243,094.20

Finding the Fourth Proportional to 402,925.56, 602,897.58 and 243,094.20

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Solution

The fourth proportional to 402,925.56, 602,897.58 and 243,094.20 is: 363,741.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,925.56 : 602,897.58 = 243,094.20 : x
  2. Step 2: Convert to fraction form
    402,925.56/602,897.58 = 243,094.20/x
  3. Step 3: Cross multiply
    402,925.56x = 602,897.58 × 243,094.20
  4. Step 4: Simplify right side
    402,925.56x = 146,560,904,892.04
  5. Step 5: Solve for x
    x = 146,560,904,892.04/402,925.56
  6. Step 6: Final answer
    x = 363,741.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.