Home / 1,031,823.20-1,547,216.40-470,223.20

Finding the Fourth Proportional to 1,031,823.20, 1,547,216.40 and 470,223.20

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Solution

The fourth proportional to 1,031,823.20, 1,547,216.40 and 470,223.20 is: 705,098.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,823.20 : 1,547,216.40 = 470,223.20 : x
  2. Step 2: Convert to fraction form
    1,031,823.20/1,547,216.40 = 470,223.20/x
  3. Step 3: Cross multiply
    1,031,823.20x = 1,547,216.40 × 470,223.20
  4. Step 4: Simplify right side
    1,031,823.20x = 727,537,046,700.48
  5. Step 5: Solve for x
    x = 727,537,046,700.48/1,031,823.20
  6. Step 6: Final answer
    x = 705,098.55

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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.