Home / 852,673.71-1,176,689.93-470,700.75

Finding the Fourth Proportional to 852,673.71, 1,176,689.93 and 470,700.75

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Solution

The fourth proportional to 852,673.71, 1,176,689.93 and 470,700.75 is: 649,567.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,673.71 : 1,176,689.93 = 470,700.75 : x
  2. Step 2: Convert to fraction form
    852,673.71/1,176,689.93 = 470,700.75/x
  3. Step 3: Cross multiply
    852,673.71x = 1,176,689.93 × 470,700.75
  4. Step 4: Simplify right side
    852,673.71x = 553,868,830,214.94
  5. Step 5: Solve for x
    x = 553,868,830,214.94/852,673.71
  6. Step 6: Final answer
    x = 649,567.15

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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.