Home / 1,031,618.60-1,547,646.60-311,901.20

Finding the Fourth Proportional to 1,031,618.60, 1,547,646.60 and 311,901.20

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Solution

The fourth proportional to 1,031,618.60, 1,547,646.60 and 311,901.20 is: 467,917.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,618.60 : 1,547,646.60 = 311,901.20 : x
  2. Step 2: Convert to fraction form
    1,031,618.60/1,547,646.60 = 311,901.20/x
  3. Step 3: Cross multiply
    1,031,618.60x = 1,547,646.60 × 311,901.20
  4. Step 4: Simplify right side
    1,031,618.60x = 482,712,831,715.92
  5. Step 5: Solve for x
    x = 482,712,831,715.92/1,031,618.60
  6. Step 6: Final answer
    x = 467,917.92

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1.5x scale

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.