Home / 977,275.83-1,459,229.26-875,416.31

Finding the Fourth Proportional to 977,275.83, 1,459,229.26 and 875,416.31

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Solution

The fourth proportional to 977,275.83, 1,459,229.26 and 875,416.31 is: 1,307,136.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,275.83 : 1,459,229.26 = 875,416.31 : x
  2. Step 2: Convert to fraction form
    977,275.83/1,459,229.26 = 875,416.31/x
  3. Step 3: Cross multiply
    977,275.83x = 1,459,229.26 × 875,416.31
  4. Step 4: Simplify right side
    977,275.83x = 1,277,433,094,233.23
  5. Step 5: Solve for x
    x = 1,277,433,094,233.23/977,275.83
  6. Step 6: Final answer
    x = 1,307,136.69

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.