Home / 1,031,844.60-1,547,985.60-312,127.20

Finding the Fourth Proportional to 1,031,844.60, 1,547,985.60 and 312,127.20

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Solution

The fourth proportional to 1,031,844.60, 1,547,985.60 and 312,127.20 is: 468,256.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,844.60 : 1,547,985.60 = 312,127.20 : x
  2. Step 2: Convert to fraction form
    1,031,844.60/1,547,985.60 = 312,127.20/x
  3. Step 3: Cross multiply
    1,031,844.60x = 1,547,985.60 × 312,127.20
  4. Step 4: Simplify right side
    1,031,844.60x = 483,168,410,968.32
  5. Step 5: Solve for x
    x = 483,168,410,968.32/1,031,844.60
  6. Step 6: Final answer
    x = 468,256.96

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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.