Home / 775,774.95-1,070,547.75-470,032.35

Finding the Fourth Proportional to 775,774.95, 1,070,547.75 and 470,032.35

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Solution

The fourth proportional to 775,774.95, 1,070,547.75 and 470,032.35 is: 648,631.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,774.95 : 1,070,547.75 = 470,032.35 : x
  2. Step 2: Convert to fraction form
    775,774.95/1,070,547.75 = 470,032.35/x
  3. Step 3: Cross multiply
    775,774.95x = 1,070,547.75 × 470,032.35
  4. Step 4: Simplify right side
    775,774.95x = 503,192,074,719.71
  5. Step 5: Solve for x
    x = 503,192,074,719.71/775,774.95
  6. Step 6: Final answer
    x = 648,631.51

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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.