Home / 670,812.60-1,006,218.90-604,457.40

Finding the Fourth Proportional to 670,812.60, 1,006,218.90 and 604,457.40

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Solution

The fourth proportional to 670,812.60, 1,006,218.90 and 604,457.40 is: 906,686.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,812.60 : 1,006,218.90 = 604,457.40 : x
  2. Step 2: Convert to fraction form
    670,812.60/1,006,218.90 = 604,457.40/x
  3. Step 3: Cross multiply
    670,812.60x = 1,006,218.90 × 604,457.40
  4. Step 4: Simplify right side
    670,812.60x = 608,216,460,124.86
  5. Step 5: Solve for x
    x = 608,216,460,124.86/670,812.60
  6. Step 6: Final answer
    x = 906,686.10

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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.