Home / 977,267.80-1,465,901.70-346,245.40

Finding the Fourth Proportional to 977,267.80, 1,465,901.70 and 346,245.40

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Solution

The fourth proportional to 977,267.80, 1,465,901.70 and 346,245.40 is: 519,368.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,267.80 : 1,465,901.70 = 346,245.40 : x
  2. Step 2: Convert to fraction form
    977,267.80/1,465,901.70 = 346,245.40/x
  3. Step 3: Cross multiply
    977,267.80x = 1,465,901.70 × 346,245.40
  4. Step 4: Simplify right side
    977,267.80x = 507,561,720,477.18
  5. Step 5: Solve for x
    x = 507,561,720,477.18/977,267.80
  6. Step 6: Final answer
    x = 519,368.10

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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.