Home / 977,924.50-1,349,817.27-590,678.38

Finding the Fourth Proportional to 977,924.50, 1,349,817.27 and 590,678.38

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Solution

The fourth proportional to 977,924.50, 1,349,817.27 and 590,678.38 is: 815,306.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,924.50 : 1,349,817.27 = 590,678.38 : x
  2. Step 2: Convert to fraction form
    977,924.50/1,349,817.27 = 590,678.38/x
  3. Step 3: Cross multiply
    977,924.50x = 1,349,817.27 × 590,678.38
  4. Step 4: Simplify right side
    977,924.50x = 797,307,878,339.62
  5. Step 5: Solve for x
    x = 797,307,878,339.62/977,924.50
  6. Step 6: Final answer
    x = 815,306.17

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Double scale
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1.5x scale

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.